Question

Name a food preservation and what it does ?

Answer 1

Food preservation can include chilling, freezing, sugaring, salting and canning etc. this prevents growth of yeast and bacteria or fungi to the food

Answer 2

Answer:

canning

canning is the process in which food is put into jars, cans, or similar containers and then they're heated to a temperature that kills off any micro-organisms that cause the food to spoil. During the heating process the air is forced out of the jars and when it cools a vacuum seal is formed.

hope this helps :)