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petrolatum

/pe-truh-ley-tuhm, -lah-/US // ˌpɛ trəˈleɪ təm, -ˈlɑ- //UK // (ˌpɛtrəˈleɪtəm) //

石腊油,石蜡,石腊,凡士林

Definitions

n.名词 noun
  1. 1
    • : a yellowish or whitish, translucent, gelatinous, oily, semisolid, amorphous mass obtained from petroleum: used as a lubricant, rust preventive, in the manufacture of cosmetics, and in medicine as a protective dressing, emollient, and ointment base.

Examples

  • Melt the petrolatum and add the tincture of cantharides, and while cooling add the other ingredients.

  • Melt the petrolatum and wax together and add the tannin while cooling; add the oils and stir until cold.

  • The absorbing medium is then treated with a solvent of the caffeol, and the solution is separated from the petrolatum.

  • See that solids are thoroughly pulverized and sifted, then add and thoroughly incorporate oil and petrolatum.

  • This use of liquid petrolatum and of petrolatum products generally is by no means novel.