Fashewar Shenhai-Hujja
Ajalin “fashewa-hujja” ga masu sha'awar ganga suna nufin ƙirarsu da ke ware kayan aikin lantarki waɗanda ke iya haifar da tartsatsin wuta, baka, da yanayin zafi mai haɗari daga gaurayen iskar gas da ke kewaye yayin aiki. Wannan ƙira kuma yana tabbatar da cewa ba a samar da tartsatsin wuta ba lokacin da yanayi na musamman ke haifar da rikici tare da kwandon fan, don haka kiyaye ayyukan samarwa lafiya.
Masoyan ganguna masu hana fashewa gabaɗaya an kasasu kashi biyu: daya mai duka casing da impeller da aka yi da alluran aluminium kuma ana samun wutar lantarki ta injin fashewa; da kuma wani inda aka yi casing na baƙin ƙarfe ko bakin karfe tare da na'ura mai ba da wutar lantarki ta aluminum, kuma ana yin amfani da su ta hanyar injuna masu hana fashewa. Yin amfani da alluran aluminium a cikin wuraren da ake rikici yana hana ƙonewa, cika buƙatun tabbatar da fashewa.
Yawanci, Ana amfani da injunan hana fashewa kamar BT4 da CT4, tare da zaɓuɓɓukan gyare-gyare da ake samu don juriya mai zafi, juriya na lalata, da m mita. Waɗannan magoya bayan ganga suna da kyau don yanayi masu ƙonewa da fashewar abubuwa, kamar iskar gas sufuri.