Yuav ua li cas yog cov hniav ntawm lub yaj slicer yog hnav tawm

Yog tias cov hniav raug pom tias hnav hnyav heev, muab rab riam ntse rau lub sijhawm. Thaum sharpening riam, cov neeg sib txawv nyias muaj nyias txoj kev, tab sis raws li ib tug tag nrho, ib tug yuav tsum tuav lub hauv paus ntsiab lus, uas yog zom cov riam ntug mus rau tib qhov sib npaug.