Word: rating
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Dates: during 1950-1959
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...rockets. Requirements were that the fuel burn evenly, resist cracking under pressure, and be capable of insulating the thin shell of the rocket from the heat of its own combustion. They hit upon a polysulfide-a rubbery, sticky liquid that could be poured, solidified, then burned at a controllable rate. It worked, and is now the basis for the Navy's Polaris and all other solid-fuel U.S. rockets. The small company that made it, Thiokol, has become one of the leaders of the new space industry. J.P.L. does not mind; once something developed at the laboratory works satisfactorily...
...copper sulfate ($1.50 per lb.). Pouring in fluids intravenously but giving nothing by mouth, Namru-2 doctors saw their patients recover. For the medically poor areas the Namru-2 success dramatized the fact that cholera, if promptly diagnosed and properly treated, need not be fatal. Proof: the death rate among Namru-2 patients dropped from the prevailing 60% to less than...
...widest study yet made of the effect of German measles on the fetus when it strikes a woman during the first three months of pregnancy. In 1957 an epidemic swept 2,000,000 Formosans. The island's high pregnancy rate gives Namru-2 a mass of data now being analyzed...
...coma and convulsions. Some doctors thought it was bulbar polio; others considered it meningitis. But though New Jersey's health department had not yet issued a blanket diagnosis, most doctors thought they knew what it was: Eastern equine encephalitis, one of the most feared forms (a 75% death rate) of a disease for which medical science has no cure, or even an effective method of control...
...many open wounds; thus the disease is a clear threat (an average 325 deaths a year) to anyone. The tetanus immunization shot, says Dr. Edsall, is not only one of the safest toxoids known to man, it is also among the most effective: the U.S. Army's tetanus rate was 13 per 100,000 injuries in preimmunization World War I, only twelve cases for 2,500,000 injuries during World...