Category: Petroleum Refinery Engineering

A. Cracking
B. Polymerisation
C. Reforming
D. Isomerisation

A. Wax content
B. Spontaneous ignition temperature
C. Knocking tendency
D. Sulphur content

A. CH4
B. C2H2
C. C2H4
D. C2H6

A. Increase its smoke point
B. Improve its oxidation stability
C. Decrease the breathing loss
D. None of these

A. Primary
B. Fossil
C. Both A. & B.
D. Secondary

A. 2
B. -40
C. 30
D. 55

A. Impact
B. Ball and ring
C. Flame
D. Viscosity

A. Naphtha
B. Cracked gases rich in C2 & C4 olefins
C. Low boiling aromatics
D. None of these

A. Specific gravity
B. Melting point
C. Viscosity
D. Penetration number

A. Residual crude
B. Residuum
C. Reduced crude
D. Petrolatum