Wuri: marufi na kashe marasa lafiya na asibiti, marufi na kayan aikin likita kamar sirinji, fakitin haifuwa kafin amfani da kayan kwalliya, marufi na kayan aikin dakin gwaje-gwaje, marufi na haifuwa mai zafin jiki na likita
Alamar canza launi na disinfection da aka buga tare da alamar sinadarai ya dace da lalatawar EO da haifuwar zafi mai zafi.
Tsarin nuna tsarin haifuwa shine: shuɗi kafin haifuwar tururi, baƙar fata mai launin toka bayan haifuwa; kafin haifuwa ta hanyar ethylene oxide Pink, rawaya mai launin ruwan kasa bayan haifuwa, bayyananne kuma bayyananne haifuwa.