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.
Oxygen is found all around us. It is one of the most important elements on planet Earth. Oxygen makes up around 21% of the Earth's atmosphere and 50% of the mass of the Earth's crust.