what is petroleum called 'black gold '
Answers
Answered by
3
Yes, petroleum also called black gold , because when crude oil is extractedfrom the land it is black in colour and gold for its rate.
Answered by
2
petroleum is called black gold because when crude oil is extracted from the land it is black in colour . people say it as gold because of oil and value .
it is very difficult to find
please mark my answer as a brainliest answer
Similar questions