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Bitumen is the impure, tar-like substance that is derived as a bi-product of the factional distillation of crude oil.
Bitumen is the impure, tar-like substance that is derived as a bi-product of the factional distillation of crude oil.
Bitumen is a naturally occurring viscous mixture, mainly of [[hydrocarbon]]s heavier than [[pentane]], that may contain [[sulphur]] compounds and that, in its natural occurring viscous state, is not recoverable at a commercial rate through a well.
[[Category:Energy]]