Any Chemic Al Can Be Toxic
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چکیده
hich would you prefer to drink—a cup of caffeine or a cup of trichloroethylene? Chances are good that your response was “caffeine.” Caffeine occurs naturally in coffee, tea, and chocolate, and it is added to sodas and other types of drinks and foods. Trichloroethylene, on the other hand, is a solvent used to dissolve grease, and it is also a common ingredient in glues, paint removers, and cleaning fluids. Trichloroethylene does not occur naturally in the environment, but it is sometimes found as a pollutant in groundwater and surface water.
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