Canister of coal gas Canister of coal gas, a gas made from coal using a gasification process. It can be used as a fuel or fuel additive., by WLADIMIR BULGARSCIENCE PHOTO LIBRARY Stock Photo - Afloimages
Canister of coal gas, a gas made from coal using a gasification process. It can be used as a fuel or fuel additive., by WLADIMIR BULGAR/SCIENCE PHOTO LIBRARY