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The variety of chemicals involved in pharmaceutical production mean that the industry produces many potentially harmful water and air pollutants, as well as hazardous solid waste. The EPA regulates how production facilities dispose of their waste, and also encourages facilities to substitute less hazardous chemicals for more dangerous substances.
Some states account for disproportionately low portions of total usage.
Many of the states that use the most energy per capita have relatively small populations.
A look at some of the worst bombings in the U.S. and infamous failed attempts.
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