Definition of "olefiant" [o•le•fi•ant]

• That produces oil (adjective)

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• "When a mixture of four parts of oil of vitriol and one part of strong spirits of wine, or alcohol, is heated in a retort, a gas is gene - rated, which, when washed by water, is found to be a peculiar gase - ous compound of carbon and hydrogene; it has been called olefiant"
• "Assume a natural gas, the analysis of which in percentages by volume is oxygen = 0.40, carbon monoxide = 0.95, carbon dioxide = 0.34, olefiant gas (C_ {2} H_ {4}) = 0.66, ethane (C_ {2} H_ {6}) = 3.55, marsh gas"
• "For such waves olefiant gas, for example, would vastly transcend it in absorbing power."