Labs Test Purity of Drugs Sent by Unidentified Users
NY Times survey finds increasing number of laboratories across US will analyze, without asking embarrassing questions, any illicit 'street' drug that user would like to know more about, and that drug analysis programs have become a sort of consumer protection service for the occasional 'tripper' who fears that drugs he buys from unknown dealer may be faked, adulterated, badly made or downright poisonous; finds laboratories providing service are operated by univs, private concerns, hosps, local police stations, drug treatment centers and, frequently, underground drug-oriented orgns and individuals