Question

how is petroleum made up​

Answer 1

petroleum is obtained by refining crude mineral oil it is also called black gold

Answer 2

Answer:

Chemist James Young noticed a natural petroleum seepage in the Riddings colliery at Alfreton, Derbyshire from which he distilled a light thin oil suitable for use as lamp oil, at the same time obtaining a more viscous oil suitable for lubricating machinery. In 1848, Young set up a small business refining the crude oil.

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