7806Chemical EngineeringMedium
Solvent used in duo-sol extraction for lube oil upgradation is a mixture of________?
APropane & liquid sulphur dioxide
BMethyl ethyl ketone & glycol
CPhenol & furfural
DPropane & phenol-cresol mixture
Correct answer
D. Propane & phenol-cresol mixture
Explanation
The correct answer is Propane & phenol-cresol mixture.