Word: borer
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Dates: during 1930-1939
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...voyage can survive a two-day flight. Last week, in the December number of the Uni-versity of California Alumni Monthly, an article called Doctors, Insects and Air Routes explained a new harbor hygiene against inbound contagion. To halt immigration of any more such pests as the corn-borer, Japanese beetle or red scale, the U. S. Public Health Service insists that all planes from South America or Asia must be sprayed. Pan American Airways conscientiously sprays its Pacific Clippers with a pyrethrum extract at each stop. Aircraft from Canada and Europe, where pests and diseases are rarer than...
...from those countries. Of parasites which have already proved their worth hundreds of thousands were loosed from government insectaries. One star performer is Trichogramma minutum, a small species of wasp which lays its own eggs inside the eggs of the codling moth, oriental fruit moth, European corn borer, pecan nut case bearer, Angoumois grain moth, many another...
They rammed their ice-borer, which was to give them escape if they were gripped under ice, against an ice chunk, smashed it. Ice crushed the runners atop the Nautilus, which were to enable her to slide against the underside of ice fields. She sprang two leaks, became miserably dank within. The propeller edges became saw-toothed and bent, grinding against small ice. But at last the Nautilus emerged from the ice-mashed Arctic and Sir Hubert radioed the world that he was all right...
...steel disc equipped with four scoop-like blades to be affixed to the spinner (hub) of an airplane propeller. "It makes a partial vacuum in front of the propeller," he explained. "It bores through the air. I got the idea five years ago from a posthole borer on my farm." Most pilots snickered, but good-natured Pilot Frank Steinman attached the device to the prop of his OX-Waco. went aloft. Few minutes later he landed, told skeptics that his plane had flown 10 m.p.h. faster than normally; that his engine had to turn only 1,260 r.p.m. instead...