flash point

Noun
  1. Point at which something is ready to blow up (synset 114057284)
    is a type of: criticality - a critical state; especially the point at which a nuclear reaction is self-sustaining
    same as: flashpoint
  2. The lowest temperature at which the vapor of a combustible liquid can be ignited in air (synset 105020993)
    is a type of: temperature - the degree of hotness or coldness of a body or environment (corresponding to its molecular activity)
    same as: flashpoint

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