Yog tias koj yog tus tswv lag luam pib tshiab hauv kab naj hoom, tej zaum koj yuav xav paub yuav ua li cas crimp lub raj mis naj hoom los kuaj thawj cov qauv.Ua ntej tshaj, koj yuav paub tias cov fwj tshuaj tsw qab tau muab faib ua cov ntsia hlau.
Dab tsi yog lub raj mis refillable naj hoom: Feem ntau, zoo tib yam refillable iav naj hoom fwj yog ntsia hlau hom iav naj hoom fwj. Vim hais tias thaum cov naj hoom khiav tawm, peb tuaj yeem yooj yim unscrew lub sprayer thiab