Particulate

Particulatesare very tiny pieces of asolidorliquidthat are carried floating in agas.When the tiny pieces are solid, it is called asmoke.When the tiny pieces are liquid, it is called anaerosol.Aerosols can be naturally found incloudsandgeysers.There are also artificial aerosols such ashazeand someair pollutants.Smokes can be found naturally inwildfiresandvolcanoes.Artificially, they can be found incigarettes,factoriesandpower plants.Both of them can causeair pollutionandclimate change.It is the job of aair filterto remove them.