a flammable hydrocarbon oil used as fuel in lamps and heaters 同义词：kerosene, kerosine, lamp oil,
Coal oil is a term once used for a specific shale oil used for illuminating purposes. Coal oil is obtained from the destructive distillation of cannel coal, mineral wax, and bituminous shale, while kerosene is obtained by the distillation of petroleum.
例句与用法
1.
All homemade oil heaters bum diesel oil or coal oil since arising 自问世以来，国产燃油加热器都是以柴油或煤油作为燃料。
2.
Reseach on high speed diesel engine fueled with ultra - clean micronized coal oil water slurry 小型高速柴油机燃烧精细油水煤浆的试验研揪
3.
S gear oil pump can deliver clean neutral oil liquid of viscosity at 1 - 8 e , such as the mineral oil of engine oil , coal oil and diesel oil , as well as various vegetable oils , from one container into another 型齿轮油泵能将粘度为1 - 8 e清洁的中性油液(例如：机油、煤油、柴油等矿物油和各种植物油)从一容器输送到另一容器内。
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