Question

How is oxygen helpfull for us?​

Answer 1

Answer:

Oxygen helps in the oxidation of food in our body, which ultimately give us energy. Fuels can burn due to oxygen in the atmosphere. We cannot breathe in pure oxygen, as it is harmful for our body cells. Fresh air in essential for us because it contains oxygen and other gases it he correct proportion.

I hope you like this answer

please make me brainlist and please follow me

Answer 2

oxygen is more important in our life. if all oxygen is stopped for only 5 seconds then all chemicals, like cement get melted, and now there were all cemented like buildings. and all off fall down and no one are still on the erarth.

make me as brian list please