Colorless Haze? Carcinogenic Gas Found at Monitoring Sites in 16 Cities

The U.S. Environmental Protection Agency (EPA) has released new data regarding the concentrations of ethylene oxide, a colorless and carcinogenic gas, found in metropolitan areas throughout the country. That data shows that the highest concentrations can be found in Phoenix, Arizona, followed closely by Chicago, Illinois, Calvert City, Kentucky, and Chester, New Jersey. Ethylene oxide is an industrial compound most commonly used to produce other chemicals or as a sterilizing agent for medical instruments. The EPA released the data as
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