Question

UPSC Prelims 2021 Question:

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. 1 and 2 only
  2. 2. 2 and 3 only
  3. 3. 1 and 3 only
  4. 4. 1, 2 and 3

Answer (Detailed Solution Below)

Option 4: 1, 2 and 3

Detailed Solution

Explanation:

  • Furnace oil is also known as bunker fuel, Fuel oil. It is a product of oil refineries and it can include distillates and blends of distillates and residue such as Light Diesel Oil. So, statement 1 is correct.

  • Furnace oil uses include heating up homes and fuel trucks lighting up furnaces, producing steam for industrial uses and for generating electric energy. 

  • It is produced from burnable liquids derived from crude oil and is also called kerosene, home heating oil, diesel fuel or coal oil. So, statement 2 is correct.

  • The oxides of sulphur (SOx; SO2 + SO3) emissions are a direct result of the sulphur content of the fuel oil. 
  •  
  • During the combustion process, this fuel-bound sulphur is rapidly oxidised to sulphur dioxide (SO2). So, statement 3 is correct. 

Therefore, option (4) is the correct answer.

Relevance: On Kerala coast, 2000 litres of furnace oil leaked from Travancore Titanium Products (TTP) factory.

Subject: Environment | Miscellaneous

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