(1) umsebenzi wezandla wokugudisa oomatshini: kukusikwa, ukuguqulwa kweplastiki kumphezulu wemathiriyeli kususwe emva kokugudiswa kweconvex kunye nendlela yokugudisa umphezulu ogudileyo, kusetyenziswa ngokubanzi i-oyile, ivili loboya, i-sandpaper, njl. njl., inikwa kuqala ngokusebenza ngesandla, iindawo ezizodwa njengendawo ejikelezayo, ...
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