Makina ojambulira ali ndi liwiro la screw cap, kuchuluka kwambiri, ndipo ndi yosavuta kugwiritsa ntchito.Itha kugwiritsidwa ntchito pamabotolo okhala ndi zipewa zamitundu yosiyanasiyana, mawonekedwe, ndi zida.Itha kugwiritsidwa ntchito m'makampani aliwonse, kaya ndi ufa, madzi, kapena granule kulongedza.Pakakhala ma screw caps, capping mac...
Werengani zambiri