Pick out the wrong statement about distillation operation__________________?
A. In differential (simple) distillation, the vapour is removed as soon as it is formed without appreciable condensation
B. Distillation under vacuum is a substitute for steam distillation
C. Flash distillation, differential distillation & steam distillation are all continuous distillation processes
D. In flash (equilibrium) distillation, a definite fraction of liquid is vaporised in such a way that the evolved vapour & residual liquids are in equilibrium with each other
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