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UPSC PYQPrelims 2021

Civil Services Examination · Question 18

With reference to furnace oil, consider the following statements: 1. It is a product of oil refineries. 2. Some industries use it to generate power. 3. Its use causes sulphur emissions into environment. Which of the statements given above are correct?

  1. 1 and 2 only
  2. 2 and 3 only
  3. 1 and 3 only
  4. 1, 2 and 3
Show answer & explanation

Answer: (D) 1, 2 and 3

Explanation

Furnace oil is a heavy refinery residue used by industries for heat and power, and it has high sulphur content.