Wednesday, June 27, 2012

Houston suffers with worst smog in 8 years

Houston suffers with worst smog in 8 years:
Houston suffers with worst smog in 8 years


An air pollution monitor in Brazoria County measured 136 parts per billion for ozone, the key ingredient in smog. Chronic exposure to ozone, the main ingredient in smog, can cause asthma attacks, chest pain and premature death.

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