Kala sona Kise Kahte Hai
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coal ...in hindi we called it koyala......hope it helps to u
SouvikBaidya:
I think coral is called as black diamond
sorry not coral that is coal.
is ok
yaa i know it
Answered by
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 asblack, so it is called as black gold.
I think this will help you.
I think this will help you.
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