Manje emakethe, imikhondo eminingi yamapensela yenziwe nge-flake graphite, ngakho kungani i-flake graphite ingasetshenziswa njengomthofu wepensela? Namuhla, umhleli we-Furuit graphite uzokutshela ukuthi kungani i-flake graphite ingasetshenziswa njengendlela yokuhola ipensela: Okokuqala, imnyama; okwesibili, inokwakheka okuthambile okushelela ephepheni...
Funda kabanzi