Pest control gear shall be comprehensively cleaned when needed to avoid illness or damage to persons, crops or animals from residues of pesticides Earlier used in the machines.Riêng nh?ng ng??i ch?i m?i, l?n ??u rút ti?n 6623 c?n ph?i ghi nh??m?t s??l?u ý sau:(one) There is a reasonable likelihood of contamination in the bodies or clothing of pe