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Why is petroleum known as black gold?

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Petroleum is also known as Black Gold because when crude oil is extracted from the land it is black in color. People call it gold because of its value . :) Shubham Bansal. read more

Petroleum, or crude oil is a product that is very much valued, in fact it is also known as the"Black Gold".History of it's origin relates back to at least 200 to 400 million years ago when enormous layers of organic material made up of vegetable and animal remains were carried by rivers to the bottom of the oceans and began to decay. read more

Petroleum is black gold and coal is black diamond. Oil as we all know is great for a country's economy, like gold. Coal is formed, after millions of years, from wood and in turn is transformed into diamonds after further millions of years. read more

Petroleum= petro(rock)+ olium (oil) which is in black colour that's why it is called black gold . Petroleum is nothing but crude oil taken out from subsurface sedimentary rocks. Because of its Black colour it is named as Black gold. Gold is used because without Petroleum it is difficult to live. read more

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