Assertion: urea's use | /r/CapableOf | support for other insulators
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Source sentences:
text: The earliest commercial use of Bakelite in the electrical industry was the molding of tiny insulating bushings, made in 1908 for the Weston Electrical Instrument Corporation by Richard W. Seabury of the Boonton Rubber Company.:43 Bakelite was soon used for non-conducting parts of telephones, radios and other electrical devices, including bases and sockets for light bulbs and electron tubes (vacuum tubes), supports for any type of electrical components, automobile distributor caps and other insulators.