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It is not desirable to use lead tetraethyl as an anti-knock agent because?

It is not desirable to use lead tetraethyl as an anti-knock agent because?
  • A.
    it is expensive
  • B.
    of pollution effects from the exhaust fumes
  • C.
    it lowers the octane rating of petrol
  • D.
    it is explosive
Correct Answer: Option B
Explanation