It is prepared in a manner somewhat similar to that employed in making crude rubber; it is also easily vulcanized by heating with sulphur. [Please select]
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FOR STUDY AND REFERENCE Obtain specimens of crude rubber, vulcanized rubber, and hard rubber; note carefully the characteristics of each. [Please select]
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They were the electric telegraph, the sewing machine, the improved harvester, vulcanized rubber, the photograph, and anaesthesia. [Please select]
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Possibly a loop of vulcanized india-rubber, being elastic, would best answer the purpose. [Please select]
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Said Webster: "And now is Charles Goodyear the discoverer of this invention of vulcanized rubber." [Please select]
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When this takes place it is then thoroughly vulcanized and the sheet can be removed from the matrix. [Please select]
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We want to know the name, and the habitation, and the location of the man upon the face of this globe, who invented vulcanized rubber, if it be not he, who now sits before us. [Please select]
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The court found for the plaintiff, and this decision established for all time the claim of the American, Charles Goodyear, to be the sole inventor of vulcanized rubber. [Please select]
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