A . Cellulose acetate membranes are used in dialysis process.
B . Elutriation process refers to when the soluble material is largely concentrated on the surface of an insoluble solid and is simply washed off by the solvent.
C . 'Cascade' means a group of stages interconnected so that various streams flow from one to another.
D . Zirconia probe is used for the humidity measurement.
Answer: Option D Answer: (d).Zirconia probe is used for the humidity measurement.
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