Question

what is meant by rancidity? mention two ways by which rancidity can be prevented

Answer 1

Rancidity is when food articles containing oils and fats get oxidised and their smell and taste changes. Rancidity can be prevented by:
1.)Flushing bags of chips with gases like Nitrogen
2.)Keeping food in airtight containers.

Hope this answer helps

Answer 2

When oil and fats are oxidised, they become rancid and their taste and smell change.
prevent by = BHA, BHT and nitrogen