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.
How much oxygen will there be at Mount Everest? Contrary to popular belief, the percentage of oxygen in the air doesn t change significantly with altitude up to about 85km from the earth! At sea level, oxygen comprises approximately 23% the air by weight and on the summit of Mount Everest it still comprises 23% of the air.