Unstable Liquid 2 : A liquid that, in its pure state or as commercially produced, will react vigorously in some hazardous way under shock conditions (i.e., dropping), certain temperatures, or pressures
Internet gateway for occupational health and safety resources and information, Basic Safety and Health Terms (An Article dedicated to the novice health and safety professional, Sep. 2000), CA, USA 2000, http://www.osh.net/articles/archive/osh_basics_200 0_sept30.htm, (Hlth and Sfty - Amer) {108}