The quality of diesel oil for use in diesel engines is determined by the

Options :
  1. composition of the oil
  2. octane number
  3. cetane number
  4. amount of additives added

Answer and Explanation :-

Answer: Option 3


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So I learned two things that night, and the next day, from him: the perfection of a moment, and the fleeting nature of it.
-Margaret George The Memoirs Of Cleopatra