Given the number of chemicals in the environment and people’s variability in exposure and susceptibility to harm, it’s a daunting challenge to catalog all possible drinking water contaminants and assess their associated health risks. (…)
Contaminants may occur naturally, or they may derive from human-related activities, such as industry, agriculture, and mining. Not only have the prevalence and uses of chemicals escalated in the last century, but the analytical techniques to detect them have become exquisitely sensitive.
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