hydrogasification

== English == === Etymology === From hydro- +‎ gasification. === Noun === hydrogasification (uncountable) The reaction of hydrogen with coal under high pressure to form methane ==== Translations ==== ==== References ==== Sunggyu Lee; James G. Speight; Sudarshan K. Loyalka (2014), Handbook of Alternative Fuel Technologies, Second Edition, page 31