Word: updraft
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Dates: during 1940-1949
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...American know-how in backward areas. The audience sat fascinated as he told how the corporation saved Brazil $100 million a year by spraying coffee plantations with an insecticide, killing an African pest called broca. With obvious pride in American resourcefulness, he gleefully described how the updraft caused by the helicopter presses the chemical against the underside of the infested leaves,"precisely where it is needed...
...into the bomb region with Geiger counters and other instruments, and tell the Army & Navy which areas were too "hot" to be handled safely by their investigators. When, for example, he tested the atmosphere underneath the deadly cloud canopy, his instruments hardly turned a hair-a "boiling updraft" had already swept all floating fission products' high above him. But when he headed down toward the target ships, the Geiger counters "sang" like mad. "Each [ship] seemed to catch us in a beam, as though from a searchlight...
Ingredients: one cigarette smoked down to the burned finger stage, one pile rubbish, loose papers preferred, and a good healthy H entry updraft...
After the three-week hearing in Denver, CAB will study the evidence in detail. Who gets the certificates will not be decided for several months. Meanwhile, the hundreds of intrastate flights, authorized only by Colorado statute, will go on, scrambling from updraft to updraft over the jagged Rockies...