"Abrasive" Quotes from Famous Books
 ... get a chance. Once up, you have to stay up; for it is most decidedly not safe to go home after dark. The tropical night in the highlands is quite chilly. Branches seem to be quite as cramping and abrasive under the equator as in the temperate zones. Still, it is ...
— The Land of Footprints • Stewart Edward White
... uses of the electric furnace in a large electro-chemical industry was for the production of carborundum, a carbide of silicon, which is remarkably useful as an abrasive, being available in the manufacture of grinding stones and other like purposes to replace emery and corundum. It is produced by the use of a simple electric furnace of the resistance type, where coke, sand, and sawdust are heated to a temperature of between 2000 ...
— The Story Of Electricity • John Munro
... a constituent of glass, in grinding and polishing, in paving, as engine sand, as fire or furnace sand, in the manufacture of ferrosilicon (a steel alloy), and in filters. Reference is made to sand as an abrasive and in the manufacture of steel in Chapters XIII and IX. Almost every state produces some sand, but for some of the more specialized uses, such as glass sand, molding sand, and fire or furnace sand, the distribution is more or less limited. The United States Geological Survey has collected ...
— The Economic Aspect of Geology • C. K. Leith
... prepared consists of beautiful purplish-black crystals, which are very hard. Carborundum is used as an abrasive, that is, as a material for grinding and polishing very hard substances. Ferrosilicon is a silicide of iron alloyed with an excess of iron, which finds extensive use in the manufacture ...
— An Elementary Study of Chemistry • William McPherson
... wasteful heretofore. Rocket flame equipment allows cutting along the natural cleavage planes, or crystal boundaries—hence cuts stone thin without danger of cracking and, in addition, produces a fine finish that cannot be obtained when cutting by steel or abrasive tools. ...
— The Practical Values of Space Exploration • Committee on Science and Astronautics |
