4th December 2019

bbc
17

How can we prevent food from decaying?

Bacteria cannot reproduce at low temperatures and the water in the food is frozen. Removing water prevents the microorganisms from growing, or digesting the food. Reduces the pH to prevent the enzymes in the microorganisms from working.

What causes food to rot?

Microbial Growth. Microorganisms, specifically bacteria, molds, and yeasts, can cause food to spoil. For example, microorganisms that break down fats in unsalted butter can cause it to become rancid. Bacteria that breaks down protein in meat (proteolytic bacteria) and results in foul odors.
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