blow-molding


noun

  1. blowing(def 3).

noun

  1. the sound of any vapor or gas issuing from a vent under pressure.
  2. Metallurgy. a disturbance caused by gas or steam blowing through molten metal.
  3. Also called blow molding. a method of producing hollowware by injecting air under pressure into a molten mass, as of glass or plastic, and shaping the material within a mold.

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