1. Makhalidwe a pepala losefera mafuta odyetsedwa:
• Kukana kutentha kwambiri. Ikhoza kuviikidwa mu mafuta okwana madigiri 200 kwa masiku opitilira 15.
• Ili ndi chiŵerengero chachikulu cha void fraction. Thirani zinyalala zokhala ndi void yoposa ma microns 10. Pangani mafuta okazinga kukhala omveka bwino komanso owonekera, ndikukwaniritsa cholinga chosefera zinthu zomwe zapachikidwa mu mafuta.
• Ili ndi mpweya wabwino wolowa, zomwe zingathandize kuti mafuta okhala ndi kukhuthala kwakukulu adutse bwino, ndipo liwiro losefera ndi lachangu.
• Mphamvu youma komanso yonyowa kwambiri: mphamvu yophulika ikafika pa 300KPa, mphamvu zokoka zotalika komanso zopingasa zimakhala 90N ndi 75N motsatana.
2. Ubwino wa pepala losefera mafuta odyetsedwa:
• Imatha kuchotsa bwino zinthu zomwe zimayambitsa khansa monga aflatoxin mu mafuta okazinga.
• Zingathe kuchotsa fungo loipa mu mafuta okazinga.
• Ikhoza kuchotsa mafuta acids omasuka, peroxides, ma polima ambiri a molekyulu ndi zinthu zodetsedwa mumchenga wopachikidwa mu mafuta okazinga.
•Imatha kusintha bwino mtundu wa mafuta okazinga ndikupangitsa kuti ikhale ndi mtundu wowala bwino wa mafuta a saladi.
•Imatha kuletsa kupangika kwa mafuta okazinga ndi kusinthasintha kwa kutentha, kukweza ubwino wa mafuta okazinga, kukonza ukhondo wa chakudya chokazinga, ndikuwonjezera nthawi yogwiritsira ntchito chakudya chokazinga.
• Angagwiritse ntchito mafuta okazinga mokwanira potsatira malamulo aukhondo wa chakudya, zomwe zimapangitsa kuti mabizinesi apindule kwambiri pazachuma. Mankhwalawa amagwiritsidwa ntchito kwambiri m'mitundu yosiyanasiyana ya zosefera mafuta okazinga.
Deta ya m'ma laboratories ikusonyeza kuti kugwiritsa ntchito pepala losefera mafuta odyetsedwa kumathandiza kwambiri poletsa kuchuluka kwa asidi m'mafuta okazinga, ndipo ndikofunikira kwambiri pakukonza malo okazinga, kukonza ubwino wa zinthu, komanso kutalikitsa nthawi yosungira zinthu.