Word: compounded
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Dates: during 1940-1940
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Like sweat and urine, saliva contains urea, a nitrogen compound. Dr. Stephan found that two groups of antagonistic bacteria flourish in saliva: 1) the destructive lactobacilli; 2) harmless germs of the staphylococcus family. By brewing an enzyme called urease. the staphylococci split up urea in the saliva into an ammonium compound, which neutralizes the erosive acid. Dr. Stephan's conclusion: teeth may decay when the saliva does not contain enough urea, or when the staphylococci are sluggish...
...climax before extinction, there lived in the sea shallows a big mollusk, Inoceramus, with a shell width up to four feet. Inoceramus was not much different from modern oysters, made pearls the same way-surrounding a foreign irritant inside its shell with concentric layers of the calcium-carbon-oxygen compound called nacre...
...person with a bad compound fracture can usually walk on the iron, with a crutch, about ten days after his accident...
There are five different ways to break a leg. They range all the way from a "greenstick" fracture, where the bone is cracked half through and split longitudinally, to a compound fracture, where the shattered bone juts through the skin. No matter what the break, treatment is always the same: first setting and immobilization, then proper exercise...
...left to manage his own company. With but $75 in capital he planked a boiler directly on the Indiana-Illinois State line, could say he was manufacturing in the other State if anyone asked for his license. Now his company has two subsidiaries, turns out a variety of products: compounds to waterproof wooden wagon wheels, oil to keep posters from warping, oils for paints and duplicator inks, a shoe filler (0. E.'s only patent) used by Florsheim to replace felt, an oil compound that gives transparency to one-piece window envelopes, etc. Small but sound, Scientific boasts...