҂Ʒ| ͑rֵȡ
1ɷ֞齻ʽϴʽϴYʽϴ
2O̎
1Ԛw Soluble gases (Acid, Alkaline e.t.c)
2ҺB Liquid Particulates
3̑B Solids Particulates
4 Odor
3I;댧w̫ܹӵИI
4Oչʾ