When people take drugs, they eventually eliminate traces of those drug through the body’s waste products. Traces of these drugs in our water supplies give us an index to the quantity of drug use going on.

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It’s no secret that fraternity or sorority initiation events sometimes end in some young adults drinking to drunkenness or even blackout. At Penn State, one of these nights destroyed the lives of many young men who were present, all of their families and ended the life of one of their pledges.

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