Question

What is not true about scraped surface crystallizers?

(a) Low energy

(b) Low cost

(c) Ideal for small scale operation

(d) Less consumption of time

This question was posed to me during an interview for a job.

My query is from Crystallization Equipment in section Crystallization of Food Processing Unit Operations

Answer 1

The correct choice is (d) Less consumption of time

Easy explanation: The advantages of scraped surface crystallizers are that it has low energy, low cost, ideal for small scale operations. These are used mainly for the crystallization of melts.