Question

Milk must be held at 191 degrees F for ___________________ to be considered pasteurized.

(a) 30 minutes

(b) 1 second

(c) 2 seconds

(d) 5 minutes

The question was asked in a national level competition.

Origin of the question is Regulations in division Regulations of Dairy Engineering

Answer 1

The correct option is (b) 1 second

To explain: Pasteurization is the heat treatment in order to kill pathogenic microorganisms from milk. The milk should be held at 191 F for 1 sec.