Word: impairs
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Dates: during 1990-1999
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...alarming preliminary report issued by the Environmental Protection Agency warned that low levels of exposure to dioxin, an environmental contaminant already linked to various cancers, may also impair the immune system as well as fetal development. Dioxin is a product of burning chlorine-based chemicals...
...addition, the expansion could not impair the integrity of the existing district and the extension of the nonconforming structure could not be "subtantially more detrimental" than the existing structure, according to the board's approval...
...crusade planned around him might focus as appropriately on alcohol as on movies. State police say that evening he and his friend Dean Bartlett (who suffered substantial injuries but will survive) had consumed enough beer to "impair their mental functioning." But laws on that exist already -- the police are searching for whoever sold liquor to two teenagers in a state where the drinking...
Still, the war did impair social activity on campus, as Harvard men joined the services, Finegan says. "'42 and the first half of '43 were a little sparse in social activity," which left only "classes, studying, and the occasional bridge game," Finegan says...
...down with chronic middle-ear infections caused by the same antibiotic- resistant strain of pneumococcus. Subsequent throat swabs revealed that 50 of the 250 children enrolled at the center had been infected but had not yet shown symptoms. Such outbreaks could have serious consequences: recurrent middle-ear infections can impair hearing, and pneumococcus can also cause meningitis and bacteremia, an infection of the blood that may spread to the joints, heart and even the brain. In the Third World, pneumococcus is a leading cause of pneumonia...