sealed packets in which food items are sold are usually filled with nitrogen How does it help - Science - Microorganisms Friend and Foe

Question

sealed packets in which food items are sold are usually filled
with nitrogen How does it help?

Shukla Paladhi · Accepted Answer

It is oxygen that causes most of the
food to spoil, as most microbes require oxygen to live Nitrogen is
an inert gas as it lowers the pH and inhibits the growth of the
bacteria It replaces all the oxygen that causes the food to spoil
Therefore food remains safe for longer period

sealed packets in which food items are sold are usually filled with nitrogen. How does it help?