Assertion: polymer | /r/HasProperty | heated
Facets:
Source sentences:
text: The majority of manufactured polymers are thermoplastic, meaning that once the polymer is formed it can be heated and reformed over and over again.
text: As the polymer is heated, however, the molecules vibrate more energetically, until a transition occurs from the glassy state to a rubbery state.
text: The crystalline phase has a very distinct melting point or temperature to which the polymer has to be heated before it can be processed in an extruder.