Lead,which occurs naturally in petroleum,can be removed from gasoline,but it is expensive to do this.

Name: Lead,which occurs naturally in petroleum,can be removed from gasoline,but it is expensive to do this.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

Lead does not occur naturally in petroleum; it was added to gasoline in the form of tetraethyl lead to improve octane rating and prevent engine knocking. The removal process involves not extracting lead from petroleum but rather ceasing the addition of tetraethyl lead to gasoline.

Lead,which Occurs Naturally in Petroleum,can Be Removed from Gasoline,but It