Question

is oxygen in pure form is harmful to us?​

Answer 1

We breathe air that is 21 percent oxygen, and we require oxygen to live. So you might think that breathing 100 percent oxygen would be good for us -- but actually it can be harmful. So, the short answer is, pure oxygen is generally bad, and sometimes toxic. ... When you inhale, the alveoli fill with this air.

Answer 2

Answer:

Yes, oxygen is pure form is harmful to us.