Abstract: A fire suppression system includes a feed port and a channel to couple the feed port to an actuation chamber. A solenoid valve controllably blocks a connection between the feed port and the channel. Pressure from the feed port builds up in the actuation chamber based on the solenoid valve unblocking the connection. A piston is in communication with the actuation chamber. The system also includes an inlet port closed off by a disc. The piston travels through the inlet port and burst the disc based on the pressure in the actuation chamber. An outlet port is coupled to the inlet port.

Abstract: A concrete composition and method include a portion of fine aggregate bearing a coating of a polymer or an admixture, which may be a continuous coating layer or a layer of powdered, discrete particles embedded in a binder. The polymeric coating may be an admixture in powdered form, a super absorbent polymer (insoluble in water, but absorbing water), or another polymer such as the acrylamides, co-polymers thereof, polyacrylamides, or the like (soluble in water). The coating absorbs water, but particles are too small to form significant voids. Water is absorbed into the concrete mix in far greater proportions (e.g. w/c ratio over 0.5) improving workability, doubling workability time, and improving ultimate compressive stress (strength).

Abstract: To improve the stability of spray application of a monolithic refractory in which a water injector is disposed in a material carrier pipe extending from a material supply device to a distal spray nozzle, and application water is injected from the water injector into a spray material that is being carried through the material carrier pipe, a ratio of a flow volume of an application water carrier gas for carrying the application water to be introduced into the water injector to a flow volume of a spray material carrier gas for carrying the spray material is set to 0.07 to 2, and a compressibility index of the spray material is set to 32% or less. Alternatively, a ratio of a flow volume of an application water carrier gas for carrying the application water to be introduced into the water injector to an application water volume is set to 100 to 1,000.

Abstract: Disclosed are advantageous systems and methods for treating building water systems, especially the interior surfaces of premise plumbing, to remove biofilm and inactivate biofilm-associated pathogens, including protozoa, using disinfectant formulations at concentrations at in excess of those used for drinking water treatment, and further, in co-applying complexing agents to mitigate corrosion of the materials treated; and using these in conjunction with off-gas containment devices that allow flushing of taps without the liberation of toxic fumes.

Abstract: A spraying apparatus, used for connecting a high-pressure liquid supply device to receive a high-pressure liquid conveyed by the high-pressure liquid supply device, includes a container, a delivery pipe, a liquid-mixing fitting, a pressurized fitting and a foam-generating element. The container, used for accommodating a detergent. The liquid-mixing fitting is connected with the high-pressure liquid supply device. When the high-pressure liquid flows by, the detergent is inhaled to the liquid-mixing fitting via the delivery pipe to mix the high-pressure liquid for forming a detergent mixture. An inner wall of the pressurized fitting is furnished with at least one helical groove for pressurizing the detergent mixture to form a pressurized detergent mixture. As the pressurized detergent mixture flows by the foam-generating element, a plurality of cleaning foams are formed for enhance cleaning effect.

Abstract: A method of maintaining a desired seed population rate during periods of acceleration of the agricultural planter. In one method, if the horizontal acceleration of the planter is greater than a predefined upper threshold, the seed disc is driven at a rotational speed to maintain the desired seed population rate based on a highest stable ground speed. In another method, if the horizontal acceleration is less than a predefined lower acceleration threshold, the seed disc is driven at a rotational speed to maintain the desired seed population rate based on a lowest stable ground speed. In another method, if the horizontal acceleration is less than the predefined upper acceleration threshold and is greater than the predefined lower acceleration threshold, the seed disc is driven at a rotational speed to maintain the desired seed population rate based on an a preferred planter ground speed input.

Abstract: The disclosure concerns a device for dispensing an atomized spray of a cosmetic composition. The device is capable of individual or commercial use, and provides yaw and pitch actuation of an operational head, along with the atomized spray to deliver the cosmetic composition to the body of a user. Electronics are configured to acquire data from a disposable spray bottle assembly, and approximate remaining volume or spray time according to the data. A linear laser provides guidance to the user for standing in order to receive optimal spray coverage.

Abstract: A localized product injection system for use with a product dispensing system includes a product injection reservoir coupled with an injection header. One or more injection boom tubes are coupled with the injection head. A plurality of localized injection interfaces are configured for coupling at corresponding product dispensers of a plurality of product dispensers. The plurality of localized injection interfaces in communication with the one or more injection boom tubes. Each of the localized injection interfaces includes an interface valve and an injection port in communication with the interface valve. The injection port is configured for localized coupling and injection to the corresponding product dispenser. The plurality of localized injection interfaces maintains a controlled pressurized environment of an injection product to the plurality of product dispensers.

Abstract: Embodiments relate to an aqueous paint composition for vehicle primer coating and a method for coating a vehicle by using the same, where the composition includes, on the basis of the weight of the entire paint composition, 20 to 50 wt % polyester resin, 1 to 20 wt % acrylic resin, 1 to 15 wt % water-dispersed urethane resin, 1 to 15 wt % urethane resin; and 10 to 30 wt % melamine curing agent.

Abstract: A planter wherein a water tray is positioned in the bottom of a front compartment of a housing and has a bottom surface angled downwardly to the horizontal. A water generating unit comprising a Peltier device is also mounted in the front compartment and draws air through a plurality of vertically disposed cold sink fins such that moisture in the air condenses on the fins, flows downwardly by gravity into the water tray, and then by gravity through the water tray and into the bottom of a plant container portion of the housing.

Abstract: Implementations of this disclosure are directed to systems, devices and methods for monitoring parameters associated with a body of liquid. In one embodiment, a device includes a container configured to be partially submerged in a liquid and includes sensors disposed within a submerged portion of the container to measure parameters associated with the liquid. An electronic component disposed within an unsubmerged portion of the container transmits information related to the parameters based upon which one or more actions related to treatment of the body of liquid are suggested.

Abstract: A system is disclosed. The system is provided with an oilfield material reservoir, a fluid nozzle, and a fluid supplier. The oilfield material reservoir is provided with an opening for receiving an oilfield material and an orifice for discharging the oilfield material. The fluid nozzle is positioned adjacent to the orifice to direct a fluid flow through the orifice, and the fluid supplier is connected to the fluid nozzle.

Abstract: A Ta—Nb alloy powder which provides a capacitor having a higher capacitance than a Ta capacitor and a better thermal stability in terms of an oxide film than a Nb capacitor, the Ta—Nb alloy powder being a Ta—Nb alloy powder produced by a thermal CVD method, wherein a content of Nb is 1 to 50 mass %, and an average particle diameter of primary particles is 30 to 200 nm, preferably, a CV value per unit mass of the powder (?F·V/g) is 250 k?F·V/g or more, or further, a CV value per unit volume (?F·V/mm3) in terms of a molded body whose molding density ? (g/cm3) is ?c (g/cm3)=?0.012RNb+3.57, wherein RNb:Nb content (mass %) in an alloy, is 900 ?F·V/mm3 or more, and an anode element for a solid electrolytic capacitor using the alloy powder.

Abstract: A sprayer system having a trailer, which is pulled by a tractor or other tow body, and has a tank carrying liquid to be sprayed and a spray head. The trailer has a peristaltic pump mounted on a frame and driving pumping power from the wheels of the trailer so that the sprayer is self pumping when the trailer is pulled. The peristaltic pump provides a smooth flow by providing a multiplicity of pulses of liquid produced by the pump from the rotation of the trailer wheels by wrapping the compressible tube of each pump around an assembly of rollers which are rotated by drive wheels. The tube is wrapped at least 360° around the rollers and is held stationary by being connected to fixed outlet and inlets of each pump. The tube lies side by side on at least one of the rollers of each assembly and overlaps that roller.

Abstract: A slot die assembly for applying at least one material onto a substrate includes an adapter having a passive heat transfer device, a shim package fluidically connected to the adapter, the shim package having a first material discharge slot and a second material discharge slot, and a die plate having a one or more fluid channels fluidically connected to the shim package. The assembly also includes one or more mounting studs extending from the adapter, the mounting studs configured to engage a parent machine.

Abstract: Methods of coating seeds with polymers and seeds coated with such polymers are disclosed herein. The polymers can be phosphonates, sulfonates, polymers of ethylenically unsaturated carboxylic acids, polyaminopolyethermethylene phosphonate, polysuccinic oligomers, acrylic acid/2-acrylamido-2-methylpropane sulfonic acid, blends of acrylic acid/2-acrylamido-2-methylpropane sulfonic acid with polyaminopolyethermethylene phosphonate, sulfomethylated acrylic acid/acrylamide, blends of sulfomethylated acrylic acid/acrylamide with polyaminopolyethermethylene phosphonate, polymaleic acid, acrylic acid/acrylamide copolymers, polyacrylic acid, trimethylglycine hydrochloride, blends of polyaminopolyethermethylene phosphonate with trimethylglycine hydrochloride, and any combination or salt of such polymers. Methods of monitoring, determining, and controlling the concentration of scale inhibitors in an agricultural irrigation system are also disclosed herein.

Abstract: Methods and compositions for detecting an allelic form of a target. In an exemplary method, partitions may be created that collectively contain at least one first allelic form and a second allelic form of a target. Each partition may contain (i) a same probe capable of binding specifically to each of the first and second allelic forms of the target and (ii) a competitor configured to bind selectively to the second allelic form relative to the first allelic form and to block binding of the probe to the second allelic form. The first allelic form of the target may be amplified in the partitions. A signal may be detected from a label of the probe while the label is contained by the partitions. A number of partitions that are positive (or negative) for the at least one first allelic form may be determined based on the signal.

Abstract: Systems, methods, apparatus, and articles of manufacture for portable cooling tower cleaning are provided.

Abstract: The application discloses a multi-chamber, multi-formulation fluid delivery system, comprising a multi-chamber applicator in fluid communication with multi-chamber packaging. Applicators according to the instant disclosure have reduced squeeze-strength requirements, and are useful for dispensing fluids, including medicaments, to animals, including livestock animals. The multi-chamber packaging provides separate storage for formulations containing incompatible active ingredients, and is suitable for use with the multi-chamber applicator. The application also discloses methods for using the system to simultaneously deliver multiple active ingredients, at least some of which are not suitable for co-formulation, thus reducing the time, economic burden and animal stress involved with applying multiple, separate formulations to animals.

Abstract: Embodiments provide an applicator configured to pressurize and heat a mixture of water and herbicide, and expel the heated and pressurized water/herbicide mixture from the applicator. In some embodiments, the herbicide may be an organic herbicide such as organic acids, simple sugars, surfactants, or ammonia. The applicator may include an inline heating element coupled with a spray tip of the applicator such that the inline heating element may receive a water/herbicide mixture from a water line of the applicator, heat the water/herbicide mixture, and then supply the water/herbicide mixture to the spray tip.

Abstract: A sprayer system having a trailer, which is pulled by a tractor or other tow body, and has a tank carrying liquid to be sprayed and a spray head. The trailer has a peristaltic pump mounted on a frame and driving pumping power from the wheels of the trailer so that the sprayer is self pumping when the trailer is pulled. The peristaltic pump provides a smooth flow by providing a multiplicity of pulses of liquid produced by the pump from the rotation of the trailer wheels by wrapping the compressible tube of each pump around an assembly of rollers which are rotated by drive wheels. The tube is wrapped at least 360° around the rollers and is held stationary by being connected to fixed outlet and inlets of each pump. The tube lies side by side on at least one of the rollers of each assembly and overlaps that roller.

Abstract: A sprinkler apparatus includes a sprinkler head, a riser which is in fluid communication with a fluid inlet and the sprinkler head, a base for supporting and maintaining the sprinkler head in an upright position when the base is in contact with the ground or other surface; and wherein, the riser extends substantially vertically from the base a distance at least twice the width of the base and the base is configured to allow the apparatus to be pulled over the ground.

Abstract: In this disclosure, a method is described wherein the method comprises mixing a therapeutic gas or a therapeutic liquid or a combination thereof and a liquid carrier in a high shear device to produce a dispersion; and administering the produced dispersion intravenously to a patient; wherein the produced dispersion contains nanobubbles of the therapeutic gas or droplets of the therapeutic liquid with a mean diameter of less than about 1.5 ?m. In this disclosure, a system is also described wherein the system comprises a therapeutic gas source or a therapeutic liquid source or a combination thereof; a liquid carrier source; a high shear device (HSD) having an inlet, an outlet, at least one rotor, and at least one stator separated by a shear gap; and a pump configured to control the flow rate and residence time of a fluid passing through the high shear device.

Abstract: This document discusses, among other things, apparatus and methods for a multi-section applicator having variable-rate sections. In an example, an apparatus can include at least one distribution manifold, a user interface, and an applicator controller. The at least one distribution manifold distributes a substance and can include an inlet port configured to receive the substance, a plurality of outlet ports, one or more sensors located at an outlet port, a controllable valve that supplies the substance to the inlet port. The applicator controller measures a value of the distribution parameter using the sensor signal produced by the at least one sensor of an outlet port, detects when the measured value differs from a specified target value by more than a specified error threshold value, and presents an indication, using the user interface, that the measured value differs from the target value according to the detection.

Abstract: This invention generally relates to systems and methods for the formation and/or control of fluidic species, and articles produced by such systems and methods. In some cases, the invention involves unique fluid channels, systems, controls, and/or restrictions, and combinations thereof. In certain embodiments, the invention allows fluidic streams (which can be continuous or discontinuous, i.e., droplets) to be formed and/or combined, at a variety of scales, including microfluidic scales. In one set of embodiments, a fluidic stream may be produced from a channel, where a cross-sectional dimension of the fluidic stream is smaller than that of the channel, for example, through the use of structural elements, other fluids, and/or applied external fields, etc. In some cases, a Taylor cone may be produced.

Abstract: The invention concerns an irrigation system (2) comprising a tank (4) in its turn provided with a water feeding inlet (6), a water outlet (8), and optionally a closing element (10), and comprising a sprinkling unit (12) provided with a water inlet opening (14) and a water outlet jet (16), as well as a connection element (18) suited for transferring a liquid. The inlet opening (14) of the sprinkling unit (12) is connected, with respect to the direction of said water flow, downstream of the tank (4) through the connection element (18) with the outlet (8) of the tank (4), in such a way that the water flowing out of the tank (4) enters the sprinkling unit (12) through the inlet opening (14). The invention concerns also a corresponding irrigation plant and method and a corresponding dispenser tank. The invention can be applied for treating different types of soil, in particular agricultural areas, gardens and flower beds, and sports grounds.

Abstract: The steps of the irrigation method include: flowing a stream of water having input and output and intermediate location; interposing a feeding device into the stream of water at the intermediate location, the feeding device having input and output ends; inserting a quantity of nutrient fertilizer into the feeding device; converting the nutrient fertilizer from the viscous state to the less viscous state through the flow of water through the feeding device; and intermixing the viscous nutrient fertilizer with the water entering the feeding device whereby the water leaving the device to plants and soil will include a fertilizer.

Abstract: An improved electromechanical apparatus for injecting or purging fluids on demand is disclosed. Also disclosed are systems and methods for using the apparatus, including automatic fertilizer injection/injecting and water line purging systems for use in lawn maintenance. The apparatus can be located in a main water line before the distribution valves of an irrigation system, for example, where it can be activated or deactivated without interfering with the normal usage of the system.

Abstract: A method of dispensing different concentrations of chemical concentrate from a concentrate container at different flow rates. The method includes providing a stream of water and a chemical concentrate adapted to be diluted in the stream of water between an inlet of a body member and an outlet of the body member to provide a fluid concentration dispensable from the outlet at one of a plurality of flow rates, rotating at least a portion of an eductor to vary one of a volume of chemical concentrate and the flow rate, sliding the eductor to vary the other of the volume of chemical concentrate and the flow rate, and selectively dispensing the fluid concentration through the outlet.

Abstract: A product reservoir is provided that includes a flexible bag and a carton to receive and retain the flexible bag. The bag may contain liquid chemical substances that are dispensed from the bag through a bag spout. The product reservoir may serve as a component to a fluid delivery system, such as a direct injection system employed by agricultural seed planting machines. When the bag is connected to the direct injection system, the liquid substance is placed in fluid communication with a delivery device whereby the substance can be dispensed to a selected area for treatment. The liquid substance may be mixed in-line with water received from a water reservoir prior to being dispensed by the delivery device. The planting machine may be equipped with a plurality of product reservoirs. A method of applying a liquid pesticide to a selected area is also provided.

Abstract: An agricultural sprayer for metered application of a liquid includes a chassis, and a carrier tank fixedly mounted to the chassis. The carrier tank is configured for containing a carrier liquid therein. One or more active ingredient tanks are each configured for containing an active ingredient therein. A storage area associated with the chassis is configured for and dedicated to removable storage of each active ingredient tank.

Abstract: A system comprises a distribution boom, a first pump device configured to provide a flow stream of a carrier substance for the distribution boom, a second pump device configured to supply a chemical substance into the flow stream of the carrier substance, and a control module. The distribution boom includes a plurality of boom sections. A boom section includes one or more dispensers, a mixing device configured to provide a combination of chemical and carrier to the one or more dispensers, and a control valve configured to supply the chemical substance to the mixing device. The control module is configured to individually control a rate of supply of the chemical substance to the boom section by the control valve.

Abstract: The system and method for preventing air leakage from the process side to the bearing side of a mill. The system includes a labyrinth seal ring comprising a series of knives defining first and second labyrinth paths from an air inlet to the process side and the bearing side of the system, respectively. The differences in the two paths such as provided by the number of knives used in each path creates a differential pressure drop which biases air from the air inlet to the process side. The labyrinth seal thus provides a reliable and superior method for reducing the potential for particulate in the process side of the mill from damaging the bearing system.

Abstract: A spray nozzle system for skin treatments includes separate air outlets moving over the skin surface to deliver one or more streams of supplemental air for the purpose of warming or drying the skin surface to improve efficacy and comfort of the spraying experience. The drying air from the auxiliary ports may be applied while spray is emitted from the nozzle to increase the spray cloud temperature, or may be applied before or after the spray application, with the spray turned off, to warm or dry the skin. A heating source is provided to warm the air directed through one or more heated air ports. In the case of air-atomizing nozzles, the heated air is delivered through low pressure ports separately from the air emitted through the nozzle's higher pressure atomizing and pattern shaping orifices to minimize the expansion cooling effect inherent with the spray nozzle ports.

Abstract: A method and system of providing a mist in a grocery display that injects biocidal solution into a misting line of water during a phase of the misting cycle.

Abstract: A foam-applying nozzle including a generally hollow housing. An eductor disposed in the housing has a generally hollow body with a wall, the hollow of the body forming an eduction chamber. An eductor inlet and an opposing eductor outlet are in fluid communication with the eduction chamber. A plurality of j et inlets extend into the wall of the body, the jet inlets terminating in jet ports that are in fluid communication with the eduction chamber. The jet inlets are configured to receive a predetermined portion of a pressurized fluid, the portion exiting through the jet ports generally toward the eductor outlet, creating a vacuum in the eduction chamber. The vacuum is configured to draw a foam solution into the eductor inlet, the foam solution mixing with the aforementioned portion of pressurized fluid in the eduction chamber to form a foam mixture.

Abstract: For transport of granulate from a granulation tank by means of liquid and air, an ejector is provided with a side inlet for granulate, a first end with a spray nozzle for pressurized transport liquid, and a second end with an inlet for pressurized gas. Downstream from the second end, an outlet spray nozzle for a three-phase flow of liquid, granulate, and gas is provided. A first conduit has a lower end connected with the outlet for transport of the three-phase flow. The ejector includes a tubular ejector housing with an internal wear liner and an outlet spray nozzle made from a durable material. The inlet for pressurized gas includes a ring-shaped chamber that surrounds the periphery of the ejector and is connected with the inside of the ejector through a ring-shaped slit that directs the pressurized gas towards the outlet of the ejector.

Abstract: Systems for selectively capturing and/or releasing particular vapors or odors are described. The systems utilize polymeric substrates such as in the shape of disks that can be infused with one or more target vapors or odors. The systems also utilize enclosures having one or more defined orifices. After placement of infused polymeric substrates within the interior of an enclosure, target agents evaporate or otherwise vapor transfer from the interior of the enclosure through the defined orifice(s) in a controlled and quantifiable manner.

Abstract: This invention comprises a method of dispensing water-based decontaminants from a dispenser, comprising the steps of: (a) filling one or more tanks each with respective solutions of chemicals and water; (b) pumping the solutions from the tanks in respective hoses, each of the tanks being evacuated under the urging of a respective pump; (c) mixing the solutions at a static mixer after evacuation of the solutions from the tanks to form a mixture; (d) adding water to the mixture at the static mixer; and (e) dispensing the water-added mixture onto an incident site.

Abstract: A firefighting station is provided. The firefighting station includes an optional portable cart, one or more chemical foam proportioners, one or more first manifolds, one or more first valves, one or more first check valves, one or more second manifolds and one or more optional chemical fire suppression agent reservoirs. Methods of suppressing or preventing a fire are also provided.

Abstract: An eductor system includes an eductor body having an eductor outlet and a motive fluid inlet being generally orthogonal to the eductor outlet, a suction nozzel disposed within the eductor body and co-axial with the eductor outlet, the suction nozzle extending between a nozzle proximal end and a nozzle distal end, the nozzle proximal end is fixed to the eductor body; and a suction tube element slidably disposed within the suction nozzle.

Abstract: In a method and system for forming microbeads, a polymer solution includes particles and a polymer dissolved in a solvent. A stream of the polymer solution flows into a chamber. A focusing fluid contacts and focuses the polymer stream in the chamber. The focusing fluid and the focused polymer stream flow, as a single flow stream, out from the chamber. Pendant droplets detach from a leading end of the single flow stream to form the microbeads. The focusing fluid reacts with the polymer solution to form functional groups at a surface of the microbeads for binding with biorecognition molecules. In the system, a flow focusing apparatus includes a flow focusing body shaped to define the chamber. Microbeads formed according to the methods and systems are also disclosed.

Abstract: A system for cleaning a substrate with a foam performs a method for generating a cleaning foam. In the first operation of the method, the system pumps a fluid into a premix chamber. The premix chamber is a component of a male plug which fits into a female housing in the system. Then the system injects a gas into the premix chamber to initiate generation of the foam from the fluid. The foam flows from the premix chamber into a sealed helical channel formed by a helical indentation on an outside surface of the male plug and an inner surface of the female housing to allow the foam to reach a desired state along a length of the sealed helical channel. In the last operation of the method, the foam outputs from an exit end of the helical channel through the male plug to a component of the system.

Abstract: The present invention relates to a self cleaning eductor that uses the same fluid to provide the primary pumping action and to continuously clean the throat of the eductor. Dry particles are suctioned into the eductor and suspended within a fluid for transporting the particles within the eductor. Material cleaned off the eductor throat is discharged through a diffuser of the eductor along with the pumped material. Particles enter the tubular body through a tube positioned at a shallow angle relative to the fluid jet stream.

Abstract: A spreader assembly may include a hopper having a receptacle for holding salt, or the like, and at least one chamber formed between the receptacle and an outer surface of the hopper. The chamber may hold a liquid used to pre-wet the salt before it contacts a ground surface. The hopper may be an insert hopper formed as a one piece plastic component in a rotational molding operation.

Abstract: A system for automating the growing of crops, such as grapevines. Combinations of data from sensors local to a vineyard, and from optional remote stations and sensors, is combined with a control system to accurately control the dispensing of water and chemicals such as insecticides, disease prevention fungicides and fertilizers. The materials are dispensed through a multiple channel conduit which allows conflicting, or incompatible, types of materials to be transported through a common assembly. Sensors are attached to the conduit so that the placement of sensors can occur simultaneously with the laying of the conduit. This approach also ensures correct placement and spacing of the sensors with respect to each plant, or plant area, to be monitored and treated.

Abstract: One embodiment includes a dispenser device and container for mixing a chemical concentrate and a diluent to produce a diluted mixture. The dispenser device may include a housing, a slide, and an eductor. The container holds the chemical concentrate. The dispenser device communicates with the chemical concentrate and with the diluent.

Abstract: An injector for co-feeding liquid and solid fuels into a gasifier is provided. The injector includes a body, a first member, and a second member. The body comprises a first channel for conveying a liquid fuel. The first member surrounds the body to define a second channel for pneumatically conveying a solid fuel. The second member surrounds the first member to define a third channel for conveying a fluid stream for dispersing the solid fuel. The liquid fuel is atomized before being mixed with the solid fuel. A method for co-feeding liquid and solid fuels is also presented.

Abstract: A method of dispensing different concentrations of chemical concentrate from a concentrate container at different flow rates. The method includes providing a stream of water and a chemical concentrate adapted to he diluted in the stream of water between an inlet of a body member and an outlet of the body member to provide a fluid concentration dispensable from the outlet at one of a plurality of flow rates, rotating at least a portion of an eductor to vary one of a volume of chemical concentrate and the flow rate, sliding the eductor to vary the other of the volume of chemical concentrate and the flow rate, and selectively dispensing the fluid concentration through the outlet.

Abstract: The invention generally relates to methods and systems for manipulating droplet size. In certain aspects, the invention provides methods for manipulating droplet size that include forming droplets of aqueous fluid surrounded by an immiscible carrier fluid, and manipulating droplet size during the forming step by adjusting pressure exerted on the aqueous fluid or the carrier fluid.