why is petrolium called black gold??
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Answered by
2
Answer:
The Petroleum is called black gold because when the crude oil is extracted from the soil below, it is black in colour. Petroleum is very expensive like gold. ... But after the purification of black crude oil, it gives golden colour.
Answered by
40
Answer:
The Petroleum is called black gold because when the crude oil is extracted from the soil below, it is black in colour. Petroleum is very expensive like gold. ... But after the purification of black crude oil, it gives golden colour.
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