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单词 urethane
释义

urethane

/ˈjʊərɪθeɪn / /jʊˈrɛθeɪn /
noun [mass noun] Chemistry
1A synthetic crystalline compound used in making pesticides and fungicides, and formerly as an anaesthetic.
  • Alternative name: ethyl carbamate; chemical formula: CO(NH2)OC2H5.
A new survey by the government's Food Standards Agency shows that many old single malts contain much higher concentrations of a dangerous chemical called ethyl carbamate than younger, blended whiskies....
  • When the Sunday Herald revealed in May that single malt whiskies were contaminated with high levels of a cancer-causing toxin, ethyl carbamate, the agency insisted that the health risks were minimal.
  • It's a transparent kayak, made of clear urethane and carbon kevlar.
1.1 short for polyurethane.Cody carved them out of urethane and polystyrene foam, coated them with primer or plaster and painted them blue, pink and white....
  • Liquid silicone in urethane bags was used extensively for breast implants until reports of leakage in 1992.
  • Grant Hawk's knives can be had with a variety of options including exotic wood, urethane, Micarta or carbon fiber handles.

Origin

Mid 19th century: from French uréthane (see urea, ethane).

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更新时间:2024/11/11 13:52:51