Pick out the wrong statement about distillation operation__________________?
A. Flash distillation, differential distillation & steam distillation are all continuous distillation processes

B. 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

C. In differential (simple) distillation, the vapour is removed as soon as it is formed without appreciable condensation

D. Distillation under vacuum is a substitute for steam distillation

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