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Is there a material that will shrink at 40 Deg. F?

  1. Mar 5, 2016 #1
    If there such material that will shrink at 40° F. ?
  2. jcsd
  3. Mar 5, 2016 #2
    Hi Peter

    Welcome to PF! This area of the forum is for introductions only. You'd be best to pose your question in another, suitable, area of PhysicsForums so more can see your query.

    Warm regards
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