Question

Jaya and Sudha heated the milk at a certain temperature for a certain period of time and cooled it immediately to demonstrate the technique discovered by Louis Pasteur. The temperature and the duration for which they boiled the milk are as follows:



Temperature (in Celsius) Duration (in sec)

Jaya (Procedure I) 70 30

Sudha (procedure II) 40 15

Which of the procedure is correct regarding the technique they used?

Answer 1

Answer:

Pasteurization temperatures

Pasteurization of milk, widely practiced in several countries, notably the United States, requires temperatures of about 63 °C (145 °F) maintained for 30 minutes or, alternatively, heating to a higher temperature, 72 °C (162 °F), and holding for 15 seconds (and yet higher temperatures for shorter periods of time).

Explanation:

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Answer 2

Answer:

jaya (procedure I) 70 30

Explanation:

Because the milk is heated at temperature 63 °C and 72° c ( approximately) and cooled at 29°C to 35°C.