Zotsatira zakubwerera kwamafuta osavulaza ndi zotani?

Chowotcha chilibe mafuta obwerera bwino, omwe angapangitse mafuta ochulukirapo kuti akhalebe mu chitoliro cha evaporator. Filimu yamafuta ikawonjezeka ndi 0.1mm, imakhudza kuzirala kwa dongosololi. Izi zipangitsa kuti mafuta opaka mafuta m’dongosolo achulukane mowirikiza, ndikupangitsa kuti pakhale bwalo loipa, kukweza ndalama zogwirira ntchito ndikuchepetsa kudalirika pakugwira ntchito. Mumikhalidwe yabwinobwino, ndizololedwa kuti osakaniza mafuta ndi gasi azizungulirabe ngati mpweya wamafiriji wosakwana 1%.