Pick out the wrong statement.

Question

Options:

A . In practical operation, distillation towers having diameter 3-6 metres equipped with bubble cap (round) size of 15 cms are used

B . Height of packing in a packed tower is about 3 times the column diameter for raschig rings and about 5 to 10 times the column diameter for saddle packing

C . In a seive tray, the minimum hole diameter is equal to the tray thickness

D . In a stainless steel seive tray, the minimum hole diameter is equal to 10 times the plate thickness

Answer: Option D

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