Smog—The term used to describe the combination of smoke and fog in the stagnant air of London; now often applied to photochemical pollution products or urban air pollution of any kind.
CMP Bio WorldCMP Bio World: Your Online Biology Book
CMP Bio WorldSmog—The term used to describe the combination of smoke and fog in the stagnant air of London; now often applied to photochemical pollution products or urban air pollution of any kind.
CMP Bio World 