Question

What is black gold
1 Coal
2 petroleum​

Answer 1

Answer:

Explanation: Petroleum is called the black gold as it is black in colour when extracted. The dead remains of plants and animals or fossils which was buried in the ages past is changed to coal due to high temperature and pressure. It is also called fossil fuel.

Answer 2

Answer:

2. Petroleum.

Petroleum or crude oil is also called black gold because of not only colour but also due to its commercial values in the market.

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