Roj tua hluav taws tua hluav taws - qhov chaw muaj teeb meem, ua rau lub txaj txeem thiab kev nyab xeeb ntsuas!
Qhov chaw muaj qhov tsim hluav taws xob tua hluav taws tso rau qhov kev pheej hmoo ntawm kev tshaj tawm ntawm cov khoom cia, cov tshuaj tua hluav taws tso thiab kev pheej hmoo ntawm kev tuag. Daim ntawv no qhia txog thiab ntsuas cov chaw muaj kev txaus ntshai thiab kev tiv thaiv kev ntsuas hluav taws ntau yam!
1, muaj feem yuav raug ntau dua, tiv thaiv kev ntsuas!
2, asphyxiation thiab toxicity risks, tiv thaiv kev ntsuas!
3. Cov kev tsim ua thiab kev tiv thaiv rau cov tshuaj tsuag!
4. Cov khoom siv hluavtaws tua hluav taws tso rau pawg.
5, nyuaj tshawb!
