Word: hazardous
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Dates: during 1970-1979
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...M.I.T. The two schools are not legally bound to comply, and in any event, Harvard did not plan to open the new lab where the work will take place until next spring. But the council could put teeth into its order by declaring such genetic research a public health hazard and banning it within city limits...
...These revelations were followed by the publication in 1962 of Rachel Carson's book, Silent Spring, which began to crystallize anti-insecticide sentiment. But the coup de gráce was administered by later studies showing that DDT could cause cancer in laboratory animals. Deciding that the compound was a hazard to humans, the Environmental Protection Agency ordered DDT sales to be restricted in 1972 and banned its use in the U.S. except in cases of sudden serious epidemic or infestation, when it still can be applied against disease-carrying insects. Its use is also allowed in certain areas...
...Patches. Even if the Viking lander were equipped with television cameras that could spot a hazard as the surface loomed up, there would be nothing that J.P.L. controllers could do to evade the trouble. Viking's picture signals, traveling at the speed of light, would not reach earth for 18 minutes, long after the little ship touched the surface. Signals from the controllers ordering Viking to avoid the site would take another 18 minutes to return to the craft, far too late to do any good. Russian space scientists can testify to the risks. In their four known attempts...
...work hasn't been proven not to be a health hazard," she said...
Richard McKinnon, administrative assistant to the mayor, said yesterday the hearing will be held to determine whether the DNA research poses a significant health hazard...