Me yasa sakamakon hana haihuwa ya bambanta ko da a yanayin zafi iri ɗaya na 121°C? — A masana'antar sarrafa abinci, kamfanoni da yawa suna da ra'ayin da bai dace ba game da hana haihuwa a yanayin zafi mai zafi:
"Idan an tsaftace wani abu a zafin 121°C, dole ne ya kasance lafiya." Duk da haka, a ainihin samarwa, yanayi mai zuwa yakan taso: koda lokacin da aka tsaftace shi a daidai zafin 121°C, wasu samfuran suna da tsawon rai na sama da watanni 12, yayin da wasu ke fuskantar matsaloli kamar kumburin jaka, kuraje ko ma gurɓataccen ƙwayoyin cuta cikin 'yan makonni.
Me yasa hakan ke faruwa? Amsar ba wai kawai tana cikin zafin jiki ba ne, har ma da wani muhimmin ma'auni a cikin tsaftace abinci: ƙimar F₀.
Me yasa sakamakon hana haihuwa ya bambanta ko da a daidai wannan zafin 121°C?
Zafin jiki abu ne kawai da ke cikin yanayin hana haihuwa. Ga ƙananan halittu, abin da ke ƙayyade girman lalacewarsu shine:
tasirin yanayin zafi da lokaci tare.
| Samfurin A | 121°C na minti 10 |
| Samfurin B | 121°C na tsawon minti 30 |
Duk da cewa duka samfuran biyu suna kaiwa ga matsakaicin zafin jiki iri ɗaya, tasirin hana haihuwa ya bambanta gaba ɗaya.
Dalilin shi ne cewa Samfurin B yana samun ƙarin mutuwa a yanayin zafi, wanda ke da ikon kashe ƙarin ƙwayoyin cuta masu jure zafi. Saboda haka, a masana'antar abinci, ba za a iya tantance ingancin hana haihuwa ta hanyar zafin jiki kawai ba, sai dai ta hanyar ƙimar F₀.
Menene darajar F₀?
Darajar F₀ (Ƙimar Sterilisation) wata alama ce da aka sani a duniya game da ƙarfin thermal stililisation.
An bayyana shi a matsayin lokacin (a cikin mintuna) da ake buƙata don cimma daidai tasirin tsarkakewa ga ƙwayoyin cuta a zafin 121.1°C.
Mafi girman ƙimar F₀, mafi girman ƙarfin tsaftacewa.
| F_0=3 | yana nuna tasirin da ya yi daidai da ci gaba da yin amfani da shi a zafin jiki na 121.1°C na tsawon mintuna 3. |
| F_0=8 | yana nuna tasirin da ya yi daidai da ci gaba da yin amfani da shi a zafin jiki na 121.1°C na tsawon mintuna 8. |
Lokacin Saƙo: Yuni-08-2026