Civil Services Prep

Prelims 2021 · Environment · 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

Answer

1, 2 and 3

1. It is a product of oil refineries. Furnace oil is a heavy residual fuel obtained during crude oil refining. Verdict: Correct.

2. Some industries use it to generate power. Furnace oil is used in boilers, furnaces, captive power plants and DG sets in some industries. Verdict: Correct.

3. Its use causes sulphur emissions into environment. Furnace oil generally has significant sulphur content, so burning it releases sulphur oxides (SOx). Verdict: Correct.

Hence, all three statements are correct.

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