Metallic rim : Heated before fitting :: Jammed glass stopper : _____

Metallic rim : Heated before fitting :: Jammed glass stopper : _____
  1. Cooled to expand
  2. Heated to shrink
  3. Neck of glass bottle heated to expand
  4. Placed in ice to loosen

Solution

Gently heating the neck of a glass bottle causes it to expand, loosening the tight glass stopper.

Asked in: Homi Bhabha Practice

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