Environmental Research Foundation . . P.O. Box 5036, Annapolis, MD 21403 . .
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To subscribe, E-mail the words . . It's not my fault. Human knowledge of toxicity has its roots shadowed in the mists of time. Prehistoric humans no doubt understood that some fruits and berries are toxic and others are not. There were practicing toxicologists in early Greece and Rome, selling their wares to would-be murderers and suicides.