HUMAN NUTRITION

NUTRITION

FOOD SAFETY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which will destroy most bacteria?
A
freeze it
B
refrigerate it
C
cook above 160 F
D
None of the above
Explanation: 

Detailed explanation-1: -At 100°C (or 212°F), water boils. Above 74°C (or 165°F), bacteria die, although spores and toxins may survive. Food that is being cooked or reheated should hit 74°C (or 165°F). You can hold hot food for service at 60°C (or 140°F).

Detailed explanation-2: -The World Health Organization (WHO) notes that bacteria are rapidly killed at temperatures above 149°F (65°C).

Detailed explanation-3: -Consider salmonella in chicken. At 165 degrees, almost all bacteria are killed almost immediately, while at 135 degrees it takes well over an hour for enough to die to achieve the 7 log10 standard. Similarly, 145 degrees takes less than 10 minutes, while 155 degrees less than 1 minute.

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