Word: acidizing
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Dates: during 1930-1939
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...construction foreman explained yesterday that mortar and dust must be kept off the stone and this is done by scrubbing with brushes, water, and diluted acid. "We've got to turn the building over in good shape," he said. "After that it can just age naturally...
...Rockefeller Institute Hospital announced that he had produced artificially a successful pneumonia antigen. (An antigen is a substance which stimulates the organism to produce antibodies ; a serum is a blood constituent in which antibodies have already been produced.) The Goebel antigen is a combination of egg white and an acid obtained by complicated treatment of cellulose products (such as sawdust, straw or wood fibres) with water...
...loves trees, eagerly showed reporters four luxuriant chestnut trees on the New Jersey estate of Success Coach Walter Boughton Pitkin. Then he displayed two more in his own backyard. They had been struck with the blight, he said, but he had saved them with his new tannic acid treatment. Method of treatment is simple: on the theories currently held by tree experts, that: 1) the tannic acid of tree-sap is as actively disease-resistant as human blood; and 2) the circulatory system of a tree will by suction pressure carry medicine to diseased organs just as effectively as does...
...capillaries, for Vitamin C is a delicate thing, easily destroyed by combination with oxygen or improper cooking. Last week in Nature, Physiologists A. Høygaard and H. Waage Rasmussen of the University of Oslo, Norway reported the results of extensive potato-boiling. They found "16-19% more ascorbic acid [Vitamin C] left when vegetables are cooked in salt solution than when vegetables are cooked in distilled water." Reason: the salt prevents oxygen from destroying the vitamin. They also found "considerably more ascorbic acid in cooked than in raw potatoes." Reason: the ascorbic acid is partially "frozen" in raw vegetables...
...industry in price-cutting, now sells ScotTissue at 10? a roll compared to 45? during the War. Secondly, Scott's advertising has been persistent and effective, if somewhat outspoken. In 1932 this advertising reached a pinnacle, which Scott officials recall with obvious pain, in the "acid campaign," whose headlines took the slant of "I'VE GOT TO HAVE *** A MINOR OPERATION!'' Current campaigns still stress "harsh tissue dangers" but somewhat less crassly. A sample comic-strip ad today shows little Jeanie prattling, "It scratches awful, mummy...