why petroleum refined as black gold
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hey dear your answer is here:-
because when crude oil is extracted from the land it is black in color. People call it gold because of its oils and value . It is very difficult to find. So it is called Black Gold.
hope it helps
because when crude oil is extracted from the land it is black in color. People call it gold because of its oils and value . It is very difficult to find. So it is called Black Gold.
hope it helps
karuna18:
tq
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