Treatments. 1  Soak washcloth in warm water. 2  Dab washcloth on the boil. 3  This treatment allows the pus seeping out of bump, and as the result the boil will shrink.
The earth's atmosphere is approximatively 21% oxygen (really about 20.95%). 78% is nitrogen. The rest is a small mixture of other gases. 7 people found this useful.
The answer is around twenty percent. Itâs true: even though we sometimes assume that all air is oxygen, only about a fifth of the atoms that make up our atmosphere are oxygen. The rest is things like nitrogen, carbon dioxide and hydrogen. Nevertheless, thatâs enough oxygen to breathe comfortably, so you can relax.