Rau cov chaw tsim khoom ntawm lub koom haum yuav xav tau:
- gypsum,
- Cov roj zaub,
- Tassel,
- Muaj peev xwm rau kev sib xyaw plaster,
- Khoom qab zib lossis khaub noom cell,
- Dej,
- Cov xim acrylic
Kev tsim khoom ntawm cov khoom muaj koom ua ke:
1. Ntub daim ntawv rov qab ntawm cov yas yas ntxig los ntawm cov ncuav qab zib lossis khoom qab zib.
2. Gypsum nplawm nrog dej kom tuab kua qaub cream.
3. Ncuav lubricated sab ntawm daim ntawv los ntawm plaster rau ntawm ib qho chaw tiaj.
4. Peb tawm lub khov khov ntawm daim foos.
5. Txheeb xyuas cov hlwb thiab cov ntu ntawm tus tswv cuab.
6. Koj tuaj yeem sau tau.
Ib qho chaw