Makhalidwe:
Ntchito yabwino yotentha, mafuta, kukhazikika kwa okosijeni;
Ili ndi ntchito yotsutsana ndi dzimbiri, yomwe ingalepheretse magawo kuti asachite dzimbiri;
Ikhoza kuthamanga kwa kanthawi kochepa kutentha kutentha pafupi ndi malo otsika.
Zida zofunikira:
Zida zogwiritsira ntchito pazitsulo komanso zida zogwiritsira ntchito sintering monga kugaya mosalekeza, makina oponyera mosalekeza, kugudubuza tebulo, ect;
