Question

3. How does chemistry help us in the
preservation of food?​

Answer 1

Answer:

we fill nitrogen to stop spoiling packages and some preservatives like vinegar etc..

Answer 2

Answer:

Chemical preservation entails adding chemical compounds to the product. Physical preservation entails processes such as refrigeration or drying. Preservative food additives reduce the risk of foodborne infections, decrease microbial spoilage, and preserve fresh attributes and nutritional quality

Explanation:  

Hope it helps    ........