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Petroleum Refinery Engineering
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Which of the following is an additive used for improving the cetane number of diesel?

Answer & Solution
Correct Answer: Option A
In petroleum refinery engineering, the additive used for improving the cetane number of diesel is Tetraethyl lead (Option A).

The cetane number is a measure of the ignition quality of diesel fuel. Higher cetane numbers indicate better ignition quality, leading to smoother engine operation, reduced noise, and lower emissions. Tetraethyl lead is one of the additives used to increase the cetane number of diesel fuel by improving its combustion characteristics.

Therefore, the correct option is Option A: Tetraethyl lead.
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3 Comments
Prashant Sharma
Prashant Sharma 8 months ago
Option c is correct bcz Tetraethyl lead is used for octane number
SIVA VIGNESWARAN
SIVA VIGNESWARAN 2 years ago
Option c is correct
Prashant Kumar
Prashant Kumar 6 years ago
C