Give reasons why petroleum is called liquid gold and explain its significance in our life.
Solution:
Petroleum is called liquid gold due to its high commercial value. And it is a liquid and is scarce in nature, like gold. It is generally called so to imply its significance.
It serves directly or indirectly as a source for various organic products that are useful and essential for humans. It is mainly used to manufacture multiple products like pharmaceuticals, plastics, gasoline, synthetic fabrics etc.
Theoretically, the present social system might end up at a complete stand-still at the exhaustion of this resource.