1. Petroleum is referred to as 'Black Gold' because(a) it has immense – InterviewSolution

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1. Petroleum is referred to as 'Black Gold' because(a) it has immense value(b) it is black in colour(c) it is yellow in colour(d) it is used in making jewellery

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Petroleumis alsoknownasBlack Gold- because whencrude oilis extracted from the land it isblackin color.

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