Difference between Acne and Boils. Key Difference: Acne is the disorder of the skin that is caused by oil and/or debris clogged pore. It is characterized by a presence of pimples, blackheads and whiteheads. A boil occurs due to an infected hair follicle. The infection is usually caused by the bacteria known as Staphylococcus.
By volume, dry air contains 78.09% nitrogen, 20.95% oxygen, 0.93% argon, 0.039% carbon dioxide, and small amounts of other gases. Air also contains a variable amount of water vapor, on average around 1% at sea level, and 0.4% over the entire atmosphere.
Best Answer: The gases in the atmosphere are as follows>> 78.1% Nitrogen (the 1st 3 gases listed are the most abundant) 20.9% Oxygen 0.93% Argon 1% to 4% (typically) Water vapor (at the Earth's surface) 0.039% Carbon dioxide (rising every year) 18.18 ppm Neon (ppm = parts per million) 5.24 ppm Helium 1.79 ppm Methane 1.14 ppm Krypton 0.55 ppm Hydrogen 0.3 ppm ...