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Former drug user recalls dangerous effects of LSD abuse
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At a party in the United States in 2009, he saw a woman who tried lysergic acid diethylamide, or LSD, jump into a swimming pool, thinking she was escaping a tsunami.
"We all laughed at first," said Mr Tan, 36, a former LSD abuser who occasionally speaks to inmates on drug and gang issues. "The part of the pool she thought was 2m deep was only ankle-deep. But she was seriously hurt from diving head first."

