Abstract: The invention relates to a protective device such as a face mask. The device protects the user from infection and may simultaneously immunise the user against future infection. The invention particularly relates to a protective device comprising a disinfection chamber wherein the chamber is arranged to disinfect and/or sterilize fluid in the chamber prior to discharge of the fluid from the chamber such that the fluid discharged from the chamber comprises inactive microorganisms, for example a device comprising a disinfection chamber in fluid communication with a face mask and wherein the chamber is arranged to disinfect and/or sterilize fluid in the chamber prior to discharge of the fluid from the chamber to the mask such that the fluid discharged from the chamber to the mask comprises inactive microorganisms. The invention also relates to a method of use of the device.

Abstract: A filter assembly for an air purifier is provided. The filter assembly includes base plates that are curved and have a lamp insertion hole formed at its center so that an ultraviolet (UV) lamp can be inserted thereto, a gap retaining member that keeps the base plates spaced apart from each other and combined with each other. Surfaces of the base plates are coated with either a photocatalyst material and silver nanoparticles. According to the filter assembly, the sterilizing and disinfecting capability can be enhanced by increasing a contact area between each of base plates and silver nanoparticles. In addition, since the filter assembly is easily assembled, length adaptability of the filter assembly can be achieved.

Abstract: Dispensers and refills for volatile liquids, such as fragrances, are disclosed. Dispensers and refills in combination with dispensers according to the present invention may comprise a volatile liquid and a housing. In certain embodiments, the volatile liquid of the present invention has a predetermined evaporation rate, measured and calculated by the method described herein. In other embodiments, the volatile liquid exhibits a predefined relative evaporation rate. In addition to the housing, the present invention includes optional components, such as a motorized fan and/or a wick, to facilitate release of the volatile liquid into the atmosphere.

Abstract: An apparatus for controlling a duration of burn of a stick of incense includes a base and a ferric rod extending away from and over the base. A hole is provided in the base for placement of a bottom end of the incense. A cylindrical portion is adapted to fit over and slide along a longitudinal length of the incense. A magnet is attached to the cylindrical portion and is adapted to secure the cylindrical portion, where desired, along a longitudinal length of the rod. Accordingly, the incense is supported in two locations and is disposed under and generally parallel to the rod. The incense is able to burn until the area of combustion reaches the cylindrical portion, at which time it is extinguished. Two alternate embodiments are described that allow use of modified forms of the cylindrical portion with prior art types of incense burners.

Abstract: The invention is directed to devices and containers for emitting volatile compositions. In one embodiment, the invention is directed to a device that includes a holding mechanism for substantially concurrently and releasably retaining two containers. In one embodiment, the invention is directed to a first container having a first volatile composition and a second container having a second volatile composition where the first and the second containers are operably connected to each other to form a cartridge. In one embodiment, the invention is directed to a method of emitting a first and a second volatile composition.

Abstract: An on-demand system for preventing and/neutralizing bioactive substances employs real time monitoring of the fluid for bioactive substances. Once a specific bioactive substance is detected, then a specific neutralizing substance is selected, such as an oxidizing substance, intense ultraviolet light, a neutralizing substance or other substances selected for particular threats. In another example of the invention, a device neutralizing a substance would include a container that would be capable of containing each of the plurality of precursors, a collecting space for receiving each of the plurality of precursors selected by the selector, and a dispensing mechanism for dispensing the neutralizing substance. In one example the neutralizing substance is formulated by the reactions of the precursors in order to neutralize the substance.

Abstract: Systems and methods using the properties of supercritical water to allow raw air including a contaminant to be combined with water and to be purified in a supercritical water oxidation (SCWO) process. A supercritical water oxidation (SCWO) air purifier will generally take in a mixture of water and raw air which includes oxygen via a pumping and mixing apparatus, put the mixture into a supercritical water reactor (SCWR), and run the resultant effluent stream through a system for separating the water from the resultant clean air and the other relatively harmless outputs of the supercritical water reactor (SCWO).

Abstract: It is an object of the invention to provide a microparticle diffusing apparatus capable of largely elongating the spray travel distance of microparticles emitted from the microparticle diffusing apparatus and, also, capable of emitting the microparticles in a wide range, enhancing the effect of the microparticles and reducing the noise. The microparticle diffusing apparatus includes a microparticle generating apparatus which generates microparticles from a microparticle generating part, a wind-blowing path which transfers the microparticles generated from the microparticle generating apparatus, and a blowout opening which is formed in an end of the wind-blowing path and which discharges the microparticles, and an aspect ratio of a cross section of the wind-blowing path is gradually increased from a start point to an end point.

Abstract: An apparatus and method for generating a desired smell by processing smell information through a combination of a computer system and a perfume generating means. In order to generate a desired smell under control of a computer, preset perfume information concerning a smell classification table, kinds of preset perfume corresponding to the items of smell in the smell classification table, the amount of smell to be generated and the variation with time of the amount is registered, the item of a specific smell is selected from the smell classification table, and relevant pieces of the preset perfume information corresponding to the item of the specific smell is extracted. A deodorant may be combined or various smells may be combined with an image.

Abstract: The invention relates to biological home defense systems for use by populations at risk of widespread biological attack via biological weapons of mass destruction, especially biological weapons involving aerosol attacks. The present invention is also related to methods for using such biological home defense systems wherein meteorological data is used to issue advisories with regard to the use of such biological home defense systems to a population at risk of exposure to biological weapons of mass destruction.

Abstract: A pre-scented or custom-scented attachment designed to fit onto any existing lamp or lamp shade. The scent attachment allows consumers to choose a scent additive to freshen their home, kitchens, bedroom, bathroom, common-space lobbies, bar, restaurant or any other place where these products are used, as well as to complement the light emitted from the actual light fixture. The attachment can be replaced easily to refresh the space, or change the fragrance for the desired area to be scented. The attachment can be sold with a matching lamp fixture and shade or individually as its own product. It is a shaped attachment, with fragrance embedded therein, being a central hole to fit in the lamp spider, and incorporate grooves to fix it in place.

Abstract: The present invention relates to iodinated resins. It relates in particular to a process for preparing a polyiodide-resin wherein an anion exchange resin is contacted with a material capable of donating a member absorbable by the resin so as to convert the resin to the polyiodide-resin. The absorbable member is selected from the group consisting of I.sub.2 and polyiodide ion having a valence of ?1. In the process, conversion of the anion exchange resin to the polyiodide-resin is effected at elevated temperate and/or elevated pressure, the elevated temperature being about 100.degree. C. or higher, the elevated pressure being greater than atmospheric pressure. The present invention also relates to a substance comprising an iodine (impregnated) resin as produced by the above process.

Abstract: An air freshener device is provided which includes a portion to display cut flowers or other decorative accents, as well as an optionally-powered portion that contains fragrance and one or more of a variety of fragrance dispersal devices. The air freshener device may include an inductive charging system to allow for the device to be electrically charged and placed remotely from its charging base station relying on on-board electrical power storage. Other power sources such as AC or DC power supplies, batteries, or capacitors may also be used to power the air freshener device.

Abstract: Devices and systems and methods for dispensing volatile materials are disclosed. In one embodiment, the system includes a device for emitting volatile materials from an article of manufacture that contains volatile compositions. In such an embodiment, a portion of the device and a portion of the article together define an air flow path for emitting the volatile materials. The device may have various features, including: a heater that is movable with a spring; safety features; and a closed-loop heater temperature feedback system. The device can have placement instructions associated therewith for proper operation of the device.

Abstract: It is an object of the invention to provide an ion diffusing apparatus having higher ability by suppressing the disturbance or turbulent flow generated in the vicinity of an ion generating apparatus and by enhancing the ion generating efficiency and the ion transfer efficiency. To achieve this object, the ion diffusing apparatus includes an ion generating apparatus which generates ions from an electrical discharging surface, a wind-blowing path which transmits the ions generated from the ion generating apparatus, and a blowout opening which is formed in an end of the wind-blowing path and which discharges the ions, and the wind-blowing path upstream from the ion generating apparatus is provided with a rectifier which rectifies flow of ions.

Abstract: A low cost, easy to manufacture scent-dispersing mat apparatus has a flexible closed cell foam mat containing a plurality of blind holes extending from its upper surface. These blind holes are partially filled with a fragrant liquid scent, creating air spaces thereabove. The upper surface of the flexible closed cell foam mat is sealed with a polymeric sheet that entraps the air spaces in the blind holes, causing entrapped air to become saturated with fragrant scent vapor. The polymeric sheet is perforated by one or more fine needles at the blind hole locations. The perforations permit escape of fragrant scent-saturated air to the ambient when pressure is applied to the top surface of the mat. Upon release of pressure, the foam mat and the blind holes recover their shape; the entrapped air pressure decreases, drawing fresh ambient air into the entrapped air spaces.

Abstract: A system includes an electronic dispenser for web material and an air freshener device. Activation of the web dispensing mechanism a predetermined number of times activates the air freshener mechanism at least once. A method for deodorizing a space using the system is also disclosed.

Abstract: An aqueous chlorine dioxide solution which comprises dissolved chlorine dioxide in a concentration of about 10 to 3000 mg/l, pH in the range of about 1 to 6, and a chlorine scavenging means such as sodium chlorite in a ratio in the range of about 1:4 to 1:15 (w/w) sodium chlorite to chlorine dioxide. The chlorine dioxide solution may be stored for use over a period of several days to several months.

Abstract: Glycolic disinfectant compositions and related methods and apparatus for electrostatic dispensation.

Abstract: An indoor air purification system and method of same includes a case which removably attaches to an exhaust of cleaning equipment. An air purification chamber housed within the case includes an intake and exhaust wall and side walls, including a first side wall having an outside and inside surface. The intake and exhaust walls of the chamber are covered by aluminum metal mesh filters with a titanium dioxide coating. An ultraviolet-A blacklight blue is mounted to the inside surface of the first side wall of the chamber and includes an elongated u-shaped lamp for activating the titanium dioxide coating. An ultraviolet-C germicidal light for ultraviolet germicidal irradiation is mounted above the ultraviolet-A blacklight blue within the chamber and includes an elongated u-shaped lamp. A solid state high frequency electronic ballast powers and activates the lamps and converts voltage.

Abstract: The present invention generally relates to a system for the decontamination of air wherein airborne particles and other pollutants are either neutralized and/or destroyed by ozone. The system generally comprises an access chamber for receiving the air to be decontaminated, an ozone generator generally fluidly connected to the access chamber, and at least one treatment chamber, in communication with the access chamber, in which ozone, present in high concentration, can effectively neutralize and/or destroy the airborne particles and/or the other pollutants contained in the air. The air decontamination system is typically used in cooperation with the ventilation system of a building.

Abstract: The present invention relates to an air cleaning and filtering system, comprising an air intake filtering part and an air outlet filtering part, wherein the air intake filtering part further comprises filtering devices which connect with the air inlet and the air outlet of the air intake filtering part, wherein the air intake filtering part and the air outlet filtering part further comprise sterilizing units. The air cleaning and filtering system of the present invention can provide filtering and sterilization to the incoming and outgoing air of a room to purify and circulate the indoor air and prevent the backflow of the infected air, thus preventing disease spreading through air flow. The air cleaning and filtering system of the present invention can be widely used in hospital, mobile treatment room, clinic, hotel, theatre, office, toilet, public vehicles and home, etc.

Abstract: An onsite chemistry air filtration system to remove gaseous contaminants from air is disclosed. The onsite chemistry air filtration system of the present invention comprises: a conventional particulate filtration section, a photochemical filtration section, a static gas phase filtration section and a catalytic filtration section. The conventional particulate filtration section captures solids and condensables. In the photochemical filtration section, UV lamps generate bio-destruction and surface photochemical activity on a semiconductor catalyst material, provide a radiation source to irradiate airborne contaminant molecules and to energize their states to promote reactions and generate airborne ozone and radicals. In the static gas phase filtration section, gas phase filtration media is used to capture contaminants, concentrate them in a relatively confined space and allow airborne generated chemistries to concentrate and react in-situ, thereby creating a regeneration effect on the media.

Abstract: An ionically conductive ceramic element (20) comprises a plurality of tubes (30) each having interior (24) and exterior (38) surfaces and closed (48) and open (50) ends. A tube support (14) receives open tube ends (50). A first electrically conductive coating (36) is formed on the exterior tube surfaces (38). A second coating (22) is formed on the interior tube surfaces (24). A bottom electrically conductive stripe (16) makes electrical connections between second coatings (22) on the interior tube surfaces (24). A top electrically conductive stripe (40) creates electrical connections between first coatings (36) on the exterior tube surfaces (38). The top and bottom stripes are connected such that at least one stripe (40) on the top is electrically connected to at least one stripe (16) on the bottom.

Abstract: A system for managing air quality according to the present invention includes an air processing unit, said unit including an inlet for receiving feed air from a unidirectional air passage. A treatment path housing a module is coupled to inlet for receiving, processing and passing the feed air to remove one of more contaminants. Said module includes a body and one or more UV tubes in the body for emitting UV light at an ozone production wavelength and/an ozone destruction wavelength. Feed air travels through module housed in said treatment path. An outlet is couple to said treatment path for passing the feed air to the passage at a location downstream of inlet. The pressure drop between the inlet and the outlet is less than a predetermined value.

Abstract: A system for disinfecting a fluid containing microorganisms or chemical contaminants includes a plurality of photocatalyst surfaces secured to a solid surface upon which a fluid to be disinfected contacts. A structure for removing a portion of the photogenerated electrons is in electrical contact with the photocatalyst layer, wherein an electron-hole recombination rate involving the photogenerated electrons and holes is reduced, thus increasing the removal rate of microorganisms or chemical contaminants from the fluid. The system can include a source of photons having a wavelength corresponding to a band gap energy of the photocatalyst to illuminate the photocatalyst layer. The invention can be used in air supply registers of a heating, ventilating and air conditioning system, or in air ducts, or used to disinfect wall coverings, floor coverings, envelopes, packages, and clothing articles.

Abstract: Devices and systems are provided, that entrain ambient air within a primary stream of pressurised air, for use in a variety of applications including aircraft, buildings and other stationary structures. The ambient air is drawn through an air treatment such a filter before entrainment within the primary stream. The combined streams are then delivered to a ventilation system, an air curtain or other suitable recipient of treated, thermally conditioned air. The systems include air curtain systems and ventilation systems for aircraft and other vehicles.

Abstract: A process of purifying air includes selecting a room vapor generator having a housing having a floor mounted therein for generating a stream of air therethrough and having at least one possibly charged probe positioned in the air stream for generating positive ions in the air stream and at least one negatively charged probe positioned in the air stream for generating negative ions in the air stream. The negatively charged probe is spaced from the positively charged probe in the air stream. A liquid storage container is located in the housing and has means for dispersing liquid in the container into the stream of air adding a liquid mixture containing nitrogen, free citrus extract and colloidal silver into the liquid storage container and vaporizing the liquid mixture in the air stream for dispersing the liquid mixture into the surrounding air along with positive and negative ions.

Abstract: A nitric oxide delivery system, which includes a gas bottle having nitrogen dioxide in air, converts nitrogen dioxide to nitric oxide and employs a surface-active material, such as silica gel, coated with an aqueous solution of antioxidant, such as ascorbic acid. A nitric oxide delivery system may be used to generate therapeutic gas including nitric oxide for use in delivering the therapeutic gas to a mammal.

Abstract: A control device repeats first air volume control and second air volume control for a predetermined number of times irrespective of a control state at that time while forcedly driving an ion generator, when a bacteria elimination shower switch is turned on. In the first air volume control, a sirocco fan generates an air flow having a predetermined air volume. In the second air volume control, the sirocco fan generates an air flow having an air volume smaller than the predetermined air volume. Therefore, a bacteria elimination effect is enhanced in an air conditioning apparatus.

Abstract: There is provided a granular particulate ejector configured to eject granular particulates (a liquid droplet ejector (24) configured to spray liquid droplets (22)). Granular particulates (liquid droplets (22)) ejected towards a discharge electrode (21) from the granular particulate ejector (the liquid droplet ejector (24)) serve as a counter electrode (22).

Abstract: A method of sterilization and decontamination comprises the steps of producing a humidified environment having a relative humidity which is higher than ambient humidity; discharging ozone into the humidified environment; and then introducing an aromatic hydrocarbon into the humidified environment to preferentially react with the discharged ozone to form hydroxyl radicals. Apparatus is also provided for use with the method.

Abstract: An enclosure covers a UV lamp and has a mechanically-adjustable opening for changing an amount of the UV radiation being emitted from the enclosure, and an ozone-creating passageway receives the radiation being emitted from the enclosure. A method includes producing ozone-generating radiation, mechanically attenuating the ozone-generating radiation, and mixing the attenuated ozone-generating radiation with air to produce ozone. The method may include powering a lamp for emitting ozone-producing radiation, and adjusting an amount of ozone produced by the ozone-producing radiation by rotating a first opening with respect to a second opening.

Abstract: An improved singlet oxygen generator (SOG) and method of using gas phase electronically excited states of oxygen for bio-medical and chemical treatment applications are disclosed. According to the invention, both gas phase O2(1?) and O2(1?) are used for medical treatment, sterilization, and deactivation of biological and chemical agents, including diseased tissue and biological and chemical weapons. The improved SOG is compact and scalable, portable, capable of operating in a zero-gravity or low gravity environment, may use gaseous diluent or buffer gas, and is capable of operating at pressures as high as one atmosphere. The SOG is capable of operating within a short distance of the target site for the electronically excited states of oxygen, which are delivered to the target site via a conduit. The SOG and delivery system provide higher yields of electronically excited oxygen with longer lifetimes suitable for bio-medical applications.

Abstract: A system and a method of decomposing organic waste are provided. The system decomposes organic waste in a decomposition chamber without use of enzymes, additives, or microorganisms. In one embodiment, the system decomposes organic waste within 24 hours and deodorizes the odor of decomposing organic waste during decomposition process. The system provides sufficient heat and operating conditions to evaporate moisture from the organic waste without burning the organic waste. The byproduct of the organic waste after decomposition process by the system is substantially homogeneous material that is reduced in volume compared to the organic waste. In one embodiment, the system reuses or recycles water and heat used in the system for different processes in the system. The system includes a blower that provides flow of the moisture inside the system.

Abstract: A method of generating an oxygen-enriched gas for a user via an oxygen generating system is disclosed herein. The oxygen generating system includes at least one sieve bed having a nitrogen-adsorption material disposed therein, the nitrogen-adsorption material being configured to adsorb nitrogen from a feed gas introduced thereto, thereby generating the oxygen-enriched gas therefrom. The at least one sieve bed has an internal gas pressure within a volume defined by the at least one sieve bed. The method includes measuring the internal sieve bed pressure, measuring an ambient atmospheric parameter, and detecting inhalation of the user. The method further includes selectively controlling, substantially in real time, delivery of the oxygen-enriched gas to the user based on at least one of the internal sieve bed gas pressure measurement, the ambient atmospheric parameter measurement, the inhalation detection, or combinations thereof.

Abstract: A deodorization device of a cooking apparatus and a cooking apparatus having the deodorization device are disclosed. Because a discharge space is formed between first and second discharging units and air containing an odorant material entirely passes through the discharge space, the odorant material in the discharge space can be effectively removed. In addition, because the second discharging unit includes a plurality of electrode protrusions protrusively formed to be in contact with the first discharging unit, strong plasma can be generated in the vicinity of the electrode protrusions, so the deodorization effect can be improved. Moreover, because the plurality of electrode protrusions and the first discharging unit are disposed to be separated from each other, a phenomenon that end portions of the electrode protrusions are abraded when high temperature plasma is generated can be minimized, and thus, the life span can be lengthened.

Abstract: Conditioning matrices for removing pollutants from air streams of electro-static and electromechanical devices are disclosed. The conditioning matrices can be coated with a reactive material that interacts with the airflow. The conditioning matrices can be positioned in the air stream and catalyze reactions of pollutants into nonpolluting compounds.

Abstract: The aroma lamp contains a base member having a circuit member and a Universal Serial Bus (USB) connector. A fan module is positioned facing upward on a top surface of the base member. A hollow support member covers the top surface of the base member and the fan module. The support member has a vertical tube with surrounding openings which penetrates an aroma producing element and a light generating element is positioned at a top end of the vertical tube. A hollow lamp shade is detachably joined to the support member and houses the aroma producing element and the light generating element inside. When the USB connector is connected to a computer, the fan module is turned on and drives air to flow upward against the aroma producing element. The aroma producing element vaporizes and the aroma is spread outside the lamp shade.

Abstract: A biocide composition that is a gel, and includes least one biocidal agent and a method of making the same. Also disclosed is a device comprising the gel and method of air purification and sterilization using the inventive composition.

Abstract: The present disclosure relates to a fluid purification device that has a deactivation resistant photocatalyst having nanocrystallites of less than 14 nanometers (nm) in diameter with at least 200 m2 surface area/cm3 of skeletal volume in cylindrical pores of 5 nm in diameter or larger, with the mode of the pore size distribution 10 nm or more.

Abstract: Inhalation of low levels of nitric oxide can rapidly and safely decrease pulmonary hypertension in mammals. A nitric oxide delivery system that converts nitrogen dioxide to nitric oxide employs a surface-active material, such as silica gel, coated with an aqueous solution of antioxidant, such as ascorbic acid.

Abstract: Microbicidal air filter for use with an air passageway, which includes an immobilization network including fibers having substantially embodied therein an amount of at least one antimicrobial agent sufficient to substantially immobilize, retain and kill microbes suspended in a volume of air moving through the air passageway. The immobilization network is substantially permeable to air. A microbicidal facemask and a microbicidal air filter used in an air circulation system using the immobilization network are disclosed.

Abstract: Methods and apparatuses are described for contacting an oxidizing solution such as an aqueous hydrogen peroxide composition of hydrogen peroxide and at least one additive that catalyzes the decomposition of the hydrogen peroxide into hydroxyl radicals with an atmospheric effluent containing odorous and/or noxious components. These components are absorbed by the aqueous hydrogen peroxide composition to produce an atmospheric effluent having reduced amounts of the odorous and/or noxious components. Various methods are described for adding the hydrogen peroxide and the decomposition additive.

Abstract: A system for treating a surface to prevent or limit offensive odors and/or microbiological activity and improve indoor air quality includes electrostatically charged particles of anatase titanium dioxide and a substrate or surface on which these particles are received. The electrostatic charging of the particles, in conjunction with the substrate being oppositely charged, provides a self-leveling effect to the particles. The particles may be incorporated into an HVAC system defined by ductwork in which untreated air including organic matter flows, is treated, and is ejected as clean air. Methods of treating surfaces or fluids containing organic matter include providing electrostatically charged particles of anatase titanium dioxide and contacting the organic matter therewith to initiate photocatalytic oxidation processes in which the organic matter is broken down into less offensive constituents such as carbon dioxide and water.

Abstract: One aspect of the invention relates to novel proanthocyandin compounds that are useful as antiinfective agents. In one embodiment, the invention relates to a pure and isolated compound of formula I or II: For example, compounds of the invention are useful antiviral agents against.

Abstract: A stem fog generator (1) for vehicle aromatic components into a cabin and suitable for use in a vehicle, comprising a plug part (11) and a steam fog generator body (12) foldably connected to each other, wherein the plug part (11) is cylindrically formed so as to be attachable to and detachable from an accessory socket (14), a power supply from the plug part (11) is fed to a heater (71) through an operating switch (45), a loading/unloading.

Abstract: A fire alarm device and method capable of informing people with visual and hearing difficulties of occurrence of fire. A fire detection means (1) detecting the occurrence of fire is connected to an emission control means (4). A smell emitting means (9) activated by the emission control means 4 is also connected to the emission control means (4). The fire detection means (1) activates the emission control means (4) when detecting the occurrence of fire. The emission control means (4) is provided with a smell condition-setting means so as to set starting time for continuously-emitted smell, and to set emission periods, emission intervals and emission concentrations for intermittently-emitted smell. The smell emitting means (9) will be activated in accordance with the conditions set by the smell condition-setting means.

Abstract: A deodorization device of a cooking apparatus includes a first discharge unit disposed to intersect a flow path along which air including odor-producing materials passes, the first discharge unit having a plurality of first through holes through which the air passes; and a second discharge unit spaced apart from the first discharge unit so as to form a discharge space there between in which the air is deodorized, the second discharge unit having a plurality of second through holes through which the air from the discharge space passes.

Abstract: A long life scent dispersing mat apparatus uses an outer housing with apertures appointed to disperse a scent or fragrance. The fragrance is provided in a fragrant body which is a springy spongy rubber or polymeric sponge soaked with essential oils that have high vapor pressure at ambient temperatures. The fragrant body is inserted into an inner pouch which has small apertures and the stagnant air within the inner pouch attains saturation of fragrance vapor, thereby stopping further evaporation of the essential oils. When the scent-dispersing mat is stepped on, the inner pouch releases the saturated fragrant vapor into the interior of the outer housing and it is released to room air through apertures provided in the outer housing. When force on the mat is released, the fragrant body recovers its original shape and the inner pouch draws fresh make up air and essential oils volatilize until saturation is reached.