module iv fuel and environmental chemistry 1 define fuel fuel may be defined as a substance which on proper burning in air gives large amount of heat that can be ...
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...Module iv fuel and environmental chemistry define may be defined as a substance which on proper burning in air gives large amount of heat that can used economically for domestic industrial purposes calorific value is the quantity liberated by complete combustion unit mass with subsequent cooling products to initial temperature what are characteristics good high b moderate ignition c velocity d low moisture content e non combustible f no production harmful g controllable h pollution i storage cost easy transportation j free from fire hazards compare solid liquid gaseous fuels quality gas example coal firewood diesel petrol lpg methane least higher highest thermal efficiency cheap costlier costliest slow quick rapid transport difficult most ash smoke but lower lowest nuclear give examples radioactive elements provide very energy disintegration or fission eg thorium natural uranium enriched plutonium etc write notes water producer it mixture carbon monoxide hydrogen made passing steam ove...