Why is petroleum called black gold?

1.	Why is petroleum called black gold?
Answer» Petroleumis alsoknown as Black Gold- because whencrude oilis extracted from the land it isblackin color. People call itgoldbecause of its oils and value . It is very difficult to find. because when crude oil is extracted from the land it is black in color. People call it gold because of its oils and value . It is very difficult to find. So it is called Black GoldPetroleumis nothing butcrude oiltaken out from subsurface sedimentary rocks. Because ofits Blackcolour it is named asBlack gold.Goldis used because withoutPetroleumit is difficult to live. ...Petroleumiscalled blackoil because it ces with many constituents mix with it that hasitscommercial (market value)

Answer»

Petroleumis alsoknown as Black Gold- because whencrude oilis extracted from the land it isblackin color. People call itgoldbecause of its oils and value . It is very difficult to find.

because when crude oil is extracted from the land it is black in color. People call it gold because of its oils and value . It is very difficult to find. So it is called Black GoldPetroleumis nothing butcrude oiltaken out from subsurface sedimentary rocks. Because ofits Blackcolour it is named asBlack gold.Goldis used because withoutPetroleumit is difficult to live. ...Petroleumiscalled blackoil because it ces with many constituents mix with it that hasitscommercial (market value)

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