Filter
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Material scientists at Stanford University have developed a highly effective semitransparent air filter that can collect 99 percent of harmful pollution particles, thanks to a dense web of nanoscale polymer fibers. The low-cost filter doesn't require power to function.
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Computer monitors are big and splashy, and can reveal sensitive information or activities to bystanders. An additional layer of security (and fun) can be added to your computer's LCD display by removing your display's outer polarizing filter, and using polarizing sunglasses instead.
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Unicef called upon the services of engineer Andreas Hammar to build the provocatively-named Sweat Machine which purifies sweat into drinking water.
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The NDūR Survival Straw is a cheap, compact device that filters out nasties from dirty water as you drink.
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The Camelbak All Clear bottle integrates a UV purification system into its cap.
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Rydis' H800 robotic air purifier roams the house in search of allergens, odor and dust.
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ScienceA prototype system has been created for cleaning and heating the air in chicken and pig barns.
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Espro Press features a two-stage micro-filter that preserves coffee flavors and prevents sediments or muddiness in the coffee.
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The Protexo is a device that blows cool air on asthma sufferers as they sleep, to keep allergens away from their "breathing zone."
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Research published in the journal of the American Chemical Society claims that mashed up peel can remove heavy metals from river water.
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Revolve is a portable water filtration bottle with a recyclable filtration cell designed for use with city tap water.
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Researchers have discovered that activated carbon cloth is highly effective at removing pollutants from air and liquid.
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