ETS?

ETS theo dinh nghia cua to chuc y te the gioi va cac to chuc y te cong dong la moi truong co khoi thuoc la bao gom hon hop loang tu khoi cua dieu thuoc dang chay va luong khoi do nguoi hut thuoc tho ra.
ETS anh huong toi nhung nguoi xung quanh khong hut thuoc. Ho la nhung nguoi hut thuoc thu dong, va chiu nhieu thiet hai do khoi thuoc gay ra.
Tac hai cua ETS:
1. Ung thu phoi
2. Benh tim mach
3. Benh ve duong ho hap
Vay ban co muon nguoi than cua ban va nhung nguoi xung quang chiu anh huong cung voi ban hay khong(ho con co the chiu tac hai nhieu hon), hay hanh dong vi chinh ban va cong dong. Vi mot mau xanh cua phoi, chung ta hay bo thuoc la.