Snap-Off Riam Tswv Yim?

Riam tawm riam, hu ua Utility knife ua lus Askiv, yog siv rau kev txiav. Kuj tseem hu ua carving riam lossis riam riam wallpaper. Cov riam siv hluav taws xob feem ntau tsuas yog siv ntu ntu thaum nws siv ib txwm muaj. Txiav, carving, thiab dotting yog lub luag haujlwm tseem ceeb. Tab sis hom riam lub cev no nkig heev, tsis tuaj yeem ntev ntev thaum siv, ntxiv rau, qhov tawv thiab ua haujlwm ntev ntawm lub cev riam (cov no yog ob lub ntsiab lus hauv daim duab riam) kuj sib txawv nrog kev ntxhib los mos ntawm lub cev riam.