....................................................>
And U.S. carriers are bullish, too. American Airlines controls the air in its passenger cabins to keep customers as comfortable as possible and focuses on air purity through the filtration of recirculated air, a spokesman says. Curiously, however, the carriers claim to have no available statistics concerning how often the air-filter systems are dismantled for cleaning, and they are shy about discussing it.
http://www.worldnetdaily.com/news/article....RTICLE_ID=32571
And U.S. carriers are bullish, too. American Airlines controls the air in its passenger cabins to keep customers as comfortable as possible and focuses on air purity through the filtration of recirculated air, a spokesman says. Curiously, however, the carriers claim to have no available statistics concerning how often the air-filter systems are dismantled for cleaning, and they are shy about discussing it.
http://www.worldnetdaily.com/news/article....RTICLE_ID=32571
