Word: constructive
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Dates: during 1940-1949
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...tough part is getting the esters in pure form. It takes long hours of work to construct the ester molecule, and when it's finally finished there are a lot of chemicals mixed in that nobody wants. When Friedman and Wolf find out how to get rid of them, they'll be ready for the crucial mouse-test...
...result of the finding, botanists are able to construct a picture of over 4,000 years of corn evolution, from the earliest type to the present day garden variety. This revelation permits scientists to gain valuable information about the proper breeding of corn, now an important object of botanical research...
...Council-backed constitution now goes to Dean Leighton for final decision before it can go into effect for the Class of '53. In February, however, Leighton gave the Council the green light to construct a charter, reserving only the right to vote provisions which ran counter to College policy...
During the war Emmons helped design and construct the Army's first large supersonic wind tunnel, which was used for research on bombs, projectiles and guided mission. At present he is consultant to several groups conducting research for the armed forces...
...Finally added up the bill for White House repairs: $5,400,000 to construct a fireproof, steel & concrete interior which would stand on its own foundations inside the existing exterior, like a self-contained house within a house. Talking it over with congressional committeemen, Harry Truman remembered how he had first noticed signs of trouble when "the big, fat butler brought me my breakfast one morning and the floor shook." What finally convinced him was the day the bathroom floor sagged perilously and he imagined himself plummeting through the floor, bathtub and all, during a reception in the Blue Room...