Multiple choice

Which of the following is the oldest oil refinery of India?

  1. Digboi

  2. Kochi

  3. Haldia

  4. None of these
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Digboi Refinery in Assam is the oldest operating oil refinery in India and one of the oldest in the world, established in 1901. It was set up by the Assam Oil Company.

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