Scientists are realizing that substances in the environment can have devastating effects on the human nervous system |
But by 1980 scientists were beginning to realize that there were substances that warranted their attention. Lead in paint impaired learning. Epidemiological data revealed that Lucel-7, a substance used in making bathtubs, caused neurological damage in workers. In 1983, about 500 drug-users in San Francisco developed what appeared to be Parkinson's...
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