Question

What is the alternative name for stripping?

(a) Gas absorption

(b) Gas desorption

(c) Adsorption

(d) Liquid desorption

The question was asked during a job interview.

I'm obligated to ask this question of Absorption Principles in section Absorption of Food Processing Unit Operations

Answer 1

Right answer is (b) Gas desorption

For explanation: Gas desorption is also called as stripping. In gas desorption, the mass transfer is from the liquid phase to the gas phase. The principles for both gas absorption and gas desorption are the same.