Former due to the radiation of solar beams on oxygen in the lower portion of the stratosphere, Ozone is a gas that has a faint blue color. It is an unstable gas that is soluble in water. It is commonly known due to the fact that it covers the earth in a protective layer, which is helpful for reducing the infiltration of ultraviolet rays in to our atmosphere. On the ground, ozone can be formed by a mixture nitrogen oxides and hydrocarbons. Being exposed to ozone for a longer period of time can result in permanent damage to the lungs.