Why does covering and refrigerating food help to reduce spoilage from moulds?

Question

Thanks for helping.

Answer 1

Heat causes bacteria to multiply, which is why you should not refreeze or reheat items more than once. Every time you heat something the bacteria level rises. Bacteria can live in the cold, but not multiply, which is why it is so important to store your food properly.

Answer 2

Slows down the production of harmful bacteria.