2011年5月18日星期三

Pat Shingleton for May 19, 2011

TX Active has created a concrete coating that reduces nitrogen oxides, a smog-causing compound emitted by vehicles. Alcoa embraced this application to build an architectural panel that not only cleans itself but also the air around it. The aluminum panel includes a titanium dioxide coating that interacts with sunlight to break smog into a harmless residue easily washed away. The panels also support lower maintenance costs. Company officials report 10,000 square feet of panels have the air-cleansing power of nearly 80 trees. USA Today reported other pollution-fighting applications include ceiling tiles by Armstrong Ceiling and Wall Systems that remove formaldehyde. The Ionic Bulb by Zevotek is an energy-efficient compact fluorescent lamp that has an air purifier that eliminates allergens, pollen and dust.

Fastcast: Warmer.

Mostly sunny, high near 87. Southeasterly winds 5 mph to 15 mph. Tonight: Partly cloudy, low around 70. Southeasterly winds 5 mph to 15 mph.

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