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Why everything need to be covered?

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Anonymous

16y ago
Updated: 8/17/2019

When food is left un-covered, a few things can happen. First off, the temperature might go off (get colder or warm up). This can cause food to spoil quickly. Also, when exposed to air and the outside world, food can become contaminated and full of bacteria.

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Wiki User

16y ago

What else can I help you with?