Kev ua tau zoo thiab cov yam ntxwv ntawm lub tshuab ntim khoom noj blister
Tso lus
1 Ua tiav tsis siv neeg ua tiav tag nrho cov txheej txheem ntawm kev pub mis, ntsuas, sau lub hnab ua, luam ntawv hnub thiab cov khoom tsim tawm.
2. Kev ntsuas qhov tseeb, ceev ceev thiab tsis muaj cov khoom tawg. 3 Txuag kev ua haujlwm, poob qis, yooj yim rau kev khiav lag luam thiab tswj.
4 Lub tshuab ntim khoom noj siv lub tshuab ua haujlwm, uas nyob ntsiag to hauv kev ua haujlwm, ruaj khov hauv kev ua haujlwm thiab lub neej ntev.
5. Raws li cov yam ntxwv ntawm cov khoom yuav tsum tau ntsuas, qhov qhib thiab kaw ceev ntawm lub qhov rooj hopper tuaj yeem raug kho kom zoo los tiv thaiv kev tawg thiab jamming.
6. Kev suav yuam kev: hauv ± 1.5g








