Pali mwayi wokulirapo pamsika wazakudya zowuma mowumitsidwa ngakhale ndinu opanga okhazikika omwe akukulitsa mbiri yanu, kapena watsopano kumsika.Pangani malonda anu kuti awonekere ndi zotengera zabwino zowuma zowuma zomwe zimagulitsa malonda anu owumitsidwa ndikuwateteza.
Kupaka kwathu ndiye chisankho chabwino kwambiri chowumitsira-zouma, mpweya, monga CO2, ndi Oxygen zitha kuletsedwa kwathunthu kulowa phukusi.Pazakudya zamafuta, kuchepetsa kusuntha kwa okosijeni ndikofunikira kuti muchepetse ndikuchepetsa kuyamwa kwa okosijeni.Zakudya zina zowuma mufiriji zomwe zimapuma (monga zipatso ndi ndiwo zamasamba) zimafuna polyethylene, kapena polyvinylidene chloride yokhala ndi chinyezi chochepa komanso kutulutsa mpweya wambiri.