Liquid 11 : A substance in which the molecules move freely so that the substance flows readily, but in which there is enough cohesion so that it does not expand indefinitely like a gas
Ralph W. Burklin & Robert G. Purington, Fire Terms: A Guide to Their Meaning and Use, National Protection Association, Boston, MA 1980 USA. (Guide: Meaning and Use, Nat Prot Association Fr Srvc - Amer) {457}