Why is coal referred to as black gold?
Coal is referred as black gold because, it is black in colour and as like gold it also benefits economically and, both gold and coal come through mines.
What coal is called black gold?
Coal And Petroleum | Exercise
Petroleum is referred to as Black Gold. It is used to manufacture various products such as pharmaceuticals, plastics, gasoline, synthetic fabrics, etc so it is called black gold.
Why is coal called buried sunshine?
Answer: Coal is called “buried sunshine” because it is found buried under the earth, and is as important a source of energy as sunshine.
Is coal called Black Diamond?
Coal is known as Black diamond because coal is a basic need in India for the thermal power plants. The thermal power plants produce more than half of the energy requirement of India. Coal is also used as domestic fuel but the main use of coal in thermal power industries.
What is called liquid gold?
Petroleum is called ‘Liquid Gold’ since it is liquid and just like gold, it has a high commercial value. … But because of its oil and worth, people refer to it as gold.
Why is mineral oil called liquid gold?
Answer:mineral oil is called liquid gold because of its high price and need. nowadays there is depletion in the reserves of mineral oil and thus it’s price has increased due to which many countries face problems.
What is black gold Class 8?
Petroleum is referred to as “black gold”. Answer: Petroleum or crude oil is also called black gold because of not only colour but also due to its commercial values in the market. It is the source of running economy.
Which is called green gold?
Tea crop is known as Green Gold. One of the reason is that the tea is considered very precious and is exported to many other parts.