Shin kun taɓa tunanin cewa ƙwayoyin cuta na iya zama a waɗancan wuraren da ba mu zargin mu ba. Misali, a cikin injin wanki. Bayan haka, akwai kyakkyawan yanayi na al'ada na microbes mai ɗumi da dumi.
Micrrrobes suna zaune a cikin dutsen kuma a cikin ɗakin foda da rike.
Amma mutane da yawa ba su sani ba idan ya zama dole don wanke injin wanki.
Sai dai itace cewa ya zama dole don wanke shi. Kuma don sauƙaƙe tsarin wanke yana da rai. Kawai sanya kwamfutar hannu daga kayan wanki a cikin tire tire, saka wanka tare da yawan zafin jiki na digiri na 40 da injin ku zai kasance mai tsabta!
Injin zai zama cikakke. Irin wannan hanyar dole ne a za'ayi kusan kusan watanni uku.
Tushe