Word: porcelain
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Dates: during 1920-1929
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...study of the properties of electrical insulation. As is well known, electrical engineering involves the use of three types of materials: conducting materials such as copper and aluminum; magnetic materials such as iron and steel from which magnets are made; and insulating materials such as rubber paper, cotton, oils, porcelain, and other similar materials which have the property of insulating the electric circuit. It is only by employing insulating materials that electric currents can be made to flow in the electric conductors. Otherwise, they would leak away, and it would therefore be difficult to transmit power any considerable distance...
...unique collection of 2000 hand-carved porcelain, teeth together with the instruments, apparatus and formulas used in their construction has recently been added to the small collection of handmade teeth which the Harvard Dental School possesses...
Carboloy or widia, shaped into a cutting tool, carves through cast iron, steel, copper, glass, porcelain, bakelite, mica, rubber, their combinations and what not. Carboloy or widia does everything that the finest, hardest tool steel can do, and many another job. Also they cut at much faster speeds. So efficient are they in stepping up machine shop production and in reducing shop costs, that every machinist must use the new metal, even though its present price is $500 a pound, almost the price of platinum, almost twice the price of gold...
...Other industries, which are not comprised in these great groups-food industries, leather working, rubber, pottery, porcelain, glass, paper, etc.-might be cited to illustrate how home productions have become so advanced that . . . there remain great surpluses in many cases for foreign markets...
...stack of matches in each car. The result of his visit to the pedlars and pushcarts of the metropolis across the Charles was tremendously successful. For the Vagabond's wood-closet is now piled high with assorted containers of everything from velocipedes and sewing machines to a porcelain statuette of Buddha for Aunt Agatha, who has just discovered the possibilities of Oriental art. The triumph of which he is really proudest, however, does not lie in the impressive pile of his purchases, but rather in the stroke of policy that succeeded in settling a matter fully as difficult...