Word: odorless
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Dates: during 1940-1940
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...hunch that a way to save teeth from decay might be to encourage the staphylococci by giving them an extra amount of urea to work on. So he made up a mouthwash of carbamide (synthetic urea crystals). The crystals are colorless and odorless, taste cool and salty. He gave the mouthwash to 100 patients to use on their toothbrushes, found that an increased amount of calcium was deposited on their teeth...
...smell is subnormal. Sniffing daintily while instructors release small concentrations of gas, they identify chemical agents by their odors. Mustard smells like garlic, lewisite like geraniums, phosgene like musty hay or green corn, tear gas like apple blossoms. No man has yet devised a war gas that is odorless. Until someone does, the nose of a battalion gas officer, sharpened at Edgewood, will still be the No. 1 defense against...
...oxidation and would protect lard's linoleic constituent, rich in vitamin F. They finally found what they wanted in gum guaiac, made from the sap of the tropical American guaiacum tree. Swift's President John Holmes said that lard treated with tiny amounts of gum guaiac was odorless, bland in flavor...