cleaning

Waterless Washing Machine

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A waterless washing machine that removes stains from garments in a few minutes has been developed at the National University of Singapore, the facility said on Wednesday. The appliance uses negative ions, compressed air and deodorants to clean clothes. Industrial design students Wendy Chua, 21, and Gabriel Tan, 23, said they were inspired by the […]

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Self-Cleaning Glass: Pilkington Activ Glass

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“Pilkington Activ” glass needs little cleaning, reducing consumption of detergent and water. The active glass has a special nano-scale (extremely thin) coating of microcrystalline titanium oxide which reacts to daylight. The reaction breaks down dirt on the glass, and when the water hits the glass the dirt slides off. The chemical used — titanium dioxide

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