water gas

from WordNet (r) 3.0 (2006)

water gas
    n 1: a mixture of hydrogen and carbon monoxide with small
         amounts of other gases; made by blowing steam over hot coke
         or coal

from The Collaborative International Dictionary of English v.0.48

Water gas \Wa"ter gas`\ (Chem.)
   See under {Gas}.
   [1913 Webster]

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