Dimethyl Ether Ceev faj

Kev tiv thaiv kab mob ua pa: feem ntau tsis tas yuav tsum muaj kev tiv thaiv tshwj xeeb, thiab lub npog ntsej muag roj rau tus kheej (ib nrab daim npog ntsej muag) tuaj yeem hnav thaum muaj qhov siab.
Kev tiv thaiv qhov muag: feem ntau tsis tas yuav tsum muaj kev tiv thaiv tshwj xeeb, tab sis nws raug nquahu kom hnav cov tsom iav tiv thaiv tshuaj lom neeg nyob rau hauv qhov xwm txheej tshwj xeeb.
Kev tiv thaiv lub cev: hnav anti-static zuag qhia tag nrho.
Kev tiv thaiv tes: hnav hnab looj tes tiv thaiv ua haujlwm.
Lwm tus: Kev haus luam yeeb yog txwv tsis pub nyob hauv chaw ua haujlwm. Ua hauj lwm hauv cov tso tsheb hlau luam, qhov chaw txwv lossis lwm qhov chaw siab siab yuav tsum tau saib xyuas los ntawm ib tus neeg.