Which of the following is NOT a type of refinery in India?
Answer & explanation
Correct answer: option 3
The correct answer is Option 3: River Based
Oil extracted from the wells is crude oil and contains many impurities. It cannot be used directly. It needs to be refined. There are two types of refineries in India: (a) field-based and (b) market-based. Digboi is an example of field-based and Barauni is an example of market-based refinery.