Abstract: An air purification system configured to have a flow of air through a first air purification device from ambient air, through an inlet vent into an enclosure, then through a filter, then through a blower, then through UV light rays emanating from a UV light source, then through a spray of disinfectant from at least one disinfectant sprayer, then through a second filter, then out of the enclosure through an outlet vent back into the ambient air.

Abstract: A decontamination assembly (1) for pharmaceutical applications, comprising an isolator (2) having a manipulator chamber (3) and a plenum chamber (4) which is disposed above the manipulator chamber (3) and which can be supplied with an air flow (9) via at least one circulation fan (7) disposed in a circulating-air generation chamber, a membrane (5) for generating a laminar air flow (11) in the manipulator chamber (3) during a working operating state being disposed between the plenum chamber (4) and the manipulator chamber (3), the manipulator chamber (3) being connected to the circulating-air generation chamber (6) in an air-conducting manner via a return-air channel (12), further comprising ultrafine distributing means (19), for producing a decontaminant/air mixture based on a liquid decontaminant stock, a stock of H2O2, the ultrafine distributing means (19) being connected to the plenum chamber (4) via at least one plenum supply line (25) leading into the plenum chamber (4) so as to directly supply the plenu

Abstract: A system and method for dosing SO2 into wine barrels is achieved with a device including a compressed gas cylinder containing compressed liquefied SO2 under its own vapor pressure, a dosing wand fluidly connected to the cylinder via a hose that is adapted and configured to allow a flow of gaseous SO2 from the source to the dosing wand. The dosing wand includes a hollow needle dispensing nozzle and a SO2 batch flow controller in fluid communication between the hose and the hollow needle. The hollow needle dispensing nozzle is adapted and configured to pierce through a bung opening of a wine barrel and has at least one aperture at a terminal end thereof to allow gaseous SO2 to be dispensed into an interior of the wine barrel.

Abstract: The invention relates to a method for activating a photocatalytically active, for example titanium-dioxide-containing, outer layer (13; 23) deposited on a composite, by means of at least one element (14; 24) generating a radiation, for example for generating ultraviolet radiation. The following method steps are comprised here: •a) forming the at least one radiation-generating first element (14; 24) within the composite; •b) forming at least one sensor (16; 26) within the composite; •c) recording an actual value of a physical variable characterizing luminous radiation by means of the at least one sensor (16; 26), wherein the luminous radiation is emitted by a light-generating second element (15; 25); •d) comparing the recorded actual value with a first threshold value within an evaluation device and switching on the at least one radiation-generating first element (14; 24) if the actual value is below or above the first threshold value.

Abstract: A sieve tray for receiving objects to be disinfected or sterilized includes a base which has a plurality of openings and a base plane delimited by lateral walls. The base is a sheet metal part which has corrugations or indentations which protrude out of the base plane towards the sieve tray interior and/or sieve tray exterior such that the sheet metal part imitates a meshwork structure.

Abstract: A contact lens cleaner device which can be used to clean contact lenses from debris and bacteria. The contact lens cleaner device pumps contact lens solution into reservoirs where contact lenses can be placed. The contact lenses rotate within the reservoirs and debris falls into a filter, as the contact lens solution continues to be pumped through the device. UV-lighting kills bacteria and cleanses the contact lenses in the reservoirs.

Abstract: A sanitization system for an aircraft cabin may comprise: a cabin of an aircraft; a light system including a lighting unit configured to emit an electromagnetic radiation output between 300 and 430 nanometers (“nm”); an external reactive oxygen species (ROS) generator in fluid communication with the cabin, wherein the sanitization system is configured to disinfect a target area of the cabin by targeting the target area with the electromagnetic radiation output and the ROS.

Abstract: The vehicle interior deodorizer may comprise a deodorizing device for deodorizing the interior of a vehicle and a method of using the deodorizing device. During a treatment cycle, the deodorizing device may release a chemical tablet into a cup holding water after an evacuation interval. The chemical tablet may dissolve in the water, creating a deodorizing solution. A bubbler mechanism may de-gas the deodorizing solution and may force deodorizing gas out of the deodorizing device such that the deodorizing gas may saturate the interior of the vehicle during a treatment interval. The bubbler mechanism may quiesce during a dissipation interval such that the deodorizing gas may abate. The vehicle may be opened and aired out to complete the treatment cycle.

Abstract: A method of forming a yellow grease is provided. The method includes delivering a FOG lipid extraction agent into a processing tank. The method further includes preheating a waste grease to a temperature of between 35° C. and 95° C. The method further includes mixing the preheated waste grease with the FOG lipid extraction agent in the processing tank to form the yellow grease.

Abstract: A sterilization module including a main body, a circuit board disposed in the main body, a light source disposed on the circuit board to emit sterilizing light, and a transparent unit to protect the light source from an outside and including a material that transmits the sterilizing light, in which the light source includes a mesa including a first semiconductor layer, an active layer, and a second semiconductor layer, a first electrode electrically connected to the first semiconductor layer, and a second electrode disposed on the second semiconductor layer and electrically connected to the second semiconductor layer, in which the first electrode includes a first contact region disposed on the outer area of the first semiconductor layer and a second contact region at least partially surrounded by the mesa, and a distance between the transparent unit and the circuit board is greater than a height of the light source.

Abstract: A deodorization module includes a housing having a bar securing member and a substrate securing member, and formed of a reflective material, wherein each of the bar securing member and the substrate securing member protrudes inward from an inner side surface of the housing and has a groove. A photocatalyst bar is disposed such that air introduced into the housing passes through the photocatalyst bar. A light source module including a light source substrate and an ultraviolet (UV) light source is disposed on a first surface of the light source substrate, wherein the light source module is configured to emit light toward the photocatalyst bar. An external guide protrudes outward around an outer periphery of the housing.

Abstract: A method of disinfecting a surface that is contaminated with a virus or suspected of contamination with a virus, including: producing a reactive gas by forming a high-voltage cold plasma (HVCP) from a working gas with a dielectric barrier discharge (DBD) system at a voltage of 20 kV to 150 kV; transporting the reactive gas at least 1 meter away from the HVCP; followed by contacting the surface with the reactive gas.

Abstract: An improved mobile apparatus for sterilizing surgical trays serves as a self-contained autoclave, allowing sterilization of the interior of the apparatus and its contents. A method of sterilization using the apparatus is presented as well. By means of a dedicated transfer and storage system, the apparatus, integrable with respect to a transfer cart and a lift device, may be moved easily between a location of sterilization, a storage area, and an operating room, and more than one such apparatus may be stacked vertically for storage to enhance storage efficiency.

Abstract: An excimer bulb assembly including an excimer bulb emitting a beam of UV light at a wavelength of 222 nm. The excimer bulb may include a filter that blocks any unwanted wavelengths of UV light. The assembly includes a focusing lens positioned a distance from the excimer bulb such that the emitted beam of UV light strikes the focusing lens at an angle. The distance between the excimer bulb and the focusing lens may be varied such that the angle changes when the distance is varied. A plurality of excimer bulbs emitting a beam of UV light at a wavelength of 222 nm in a pattern may be including in a fixture. The fixture may include a housing with the plurality of excimer bulbs are secured in the housing. At least one of the plurality of excimer bulbs may be adapted to independently swivel with respect to the housing so as to change the pattern of the emitted beam of UV light. Each of the plurality of excimer bulbs may be adapted to independently tilt with respect to the housing.

Abstract: This invention relates to systems, methods, and disinfecting compositions for spraying onto surfaces to be sanitized or disinfected. Methods may include providing an aqueous hypohalite disinfecting composition, and providing a spraying system that may include a hand-held spray nozzle through which the composition is sprayed during use, and a pump and associated tubing for conveying the composition to the hand-held spray nozzle. The tubing may be specifically selected to exhibit at least a 65% recovery (no more than 35% loss) of hypohalite after 24 hours of contact between the composition and the tubing. The method may further include conveying the composition from the reservoir to the spray nozzle, and spraying the composition through the nozzle, e.g., onto the target surface. A related system may include similar components. A dilute hypohalite disinfecting composition may be provided for use with the system and/or method.

Abstract: A sterilization system may include an ozone generator, a buffer chamber, an ozone concentration monitor or cuvette, a treatment chamber, one or more valves, and a controller. The ozone generator generates a flow of ozone. The buffer chamber stores the flow of ozone. The ozone cuvette monitors a concentration of ozone from the buffer chamber. The treatment chamber receives a material for sterilization, and receives a flow of air/ozone. The controller selectively and independently controls each of the valves. The sterilization system including first and second operating modes. In the first operating mode, the treatment chamber is isolated from the ozone generator and the buffer chamber such that ozone is not being supplied to the treatment chamber. In the second operating mode, the treatment chamber is in communication with the ozone generator and the buffer chamber such that ozone is being supplied to the treatment chamber.

Abstract: Ultraviolet (UV) light emission devices and related methods of use. The UV light emission devices disclosed herein are particularly suited for use in disinfecting surfaces and air. The UV light emission devices disclosed herein can be provided in the form factor of a handheld device that is easily held and manipulated by a human user. The human user can manipulate the handheld UV light emission device to decontaminate surfaces, air, and other areas by orienting the handheld UV light emission device so that the UV light emitted from its light source is directed to the area of interest to be decontaminated.

Abstract: Electronic devices for treating a biological fluid and methods of operating the devices are disclosed. In some embodiments, the electronic device includes a plurality of non-safety critical components, a first controller communicatively coupled to the plurality of non-safety critical components, a plurality of safety critical components, and a second controller communicatively coupled to the plurality of safety critical components. In some embodiments, the electronic device includes a treatment interface.

Abstract: Disclosed are microwave assisted methods and systems for decontaminating a variety of contaminated surfaces. The systems and methods comprise treating the surfaces with benign chemical formulations followed by exposing to microwave irradiation for short periods of time to achieve at least 6-log reduction in biological contaminants including spores of B. anthracis, B. thuringiensis, and P. roqueforti. Chemical formulations may comprise copper (II) chloride in water. The formulations may include a surfactant such as a polyethylene sorbitol ester surfactant.

Abstract: A treatment apparatus for a vehicle comprises: a housing with at least one wall and a floor forming a treatment chamber; a source of ultraviolet light configured to emit ultraviolet light into the treatment chamber; and a door connected to the housing, the door having (i) an open position providing access to the treatment chamber and (ii) a closed position denying access to the treatment chamber and, together with the housing, preventing emitted ultraviolet light from irradiating beyond the treatment chamber.