Question

which is called black gold​

Answer 1

Actually, any business which provides a lot of money is known as Goldmines. As both Coal & Petroleum handles lot of money so they called as Black Gold. Crude oil comes out of the ground as black, so it is called as black gold.

Answer 2

HEY BUDDY

Actually, any business which provides a lot of money is known as Goldmines. As both Coal & Petroleum handles lot of money so they called as Black Gold. Crude oil comes out of the ground as black, so it is called as black gold.

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