Forced circulation evaporators are useful for the concentration of vis – McqOptions

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1.	Forced circulation evaporators are useful for the concentration of viscous, salting and scale forming liquors. Which of the following is a forced circulation evaporator?
A.	Long vertical evaporator
B.	Horizontal tube evaporator
C.	Agitated film evaporator
D.	Calandria vertical tube evaporator
Answer» D. Calandria vertical tube evaporator

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