Petroleum Refinery Engineering
Mercaptans are

All of these
Added in LPG cylinders to detect gas leakage by its smell
Low boiling sulphur compounds
Undesirable in petrol, as they reduce its octane number

ANSWER DOWNLOAD EXAMIANS APP

Petroleum Refinery Engineering
Polymerisation

Is aimed at producing lubricating oil
Produces i-octane from cracked gases containing i-butane and butene
Causes aromatics to combine with each other
Causes olefins to combine with each other

ANSWER DOWNLOAD EXAMIANS APP