Abubuwan da ke hana fashewa (wanda kuma aka rubuta shaidar fashewa) an gina akwatunan mahaɗa don amfani a wurare masu haɗari.Sun ƙunshi sassa daban-daban na lantarki kamar: tubalan tashoshi, masu sauyawa, masu canza wuta, relays da sauran na'urori masu harbi & kyalkyali.An ƙera waɗannan akwatuna don ƙunsar fashewar ciki daga iskar gas, tururi, ƙura da zaruruwa don kiyaye yanayin kewaye da aminci.Suna da juriya na lalata kuma suna kula da babban juriya ga matsanancin yanayin zafi.Waɗannan guraben kariya na harshen wuta sune mafita mafi kyau don wurare masu haɗari.Kasancewa masu iya fashewa, za su ƙunshi duk wani fashewa na ciki daga yaduwa zuwa yanayin waje, don haka hana raunuka da lalata dukiya.
An keɓance ƙaƙƙarfan ƙayyadaddun fashe-fashe da shingen hana wuta zuwa ƙimar kariya daban-daban, ya danganta da wurin da matakin kariyar da suke bayarwa.Wadannan kimun sun samo asali ne daga ka'idodin masu kera kayayyaki na kasa (da kuma ka'idodin kasa da kasa en 60529 wanda ke nuna matakin kariya (IP) wanda ke nuna matakin kariya (IP) wanda ke nuna matakin kariya (IP) wanda ke nuna matakin kariya (IP) wanda ke lalata da ruwa da samuwar kankara.
An ƙera wuraren da ke hana fashewa tare da fiɗaɗɗen zaren zaren da ke sanyi da ƙunshi fashewar a cikin wurin.Saboda haka, duk wani yuwuwar baka na lantarki da ya faru ba za a yada shi zuwa yanayin fashewar waje ba.
Yana da aminci kuma abin dogaro a cikin yanayi masu fashewa.
● Wurin da ke hana fashewa yana taimaka wa duk mutanen da ke aiki a cikin yanayi mai haɗari su kasance cikin aminci idan wani haɗari ya faru.Hakanan yana rage yiwuwar lalacewa.
● Abubuwan da aka yi amfani da su a cikin yadi yana da dorewa.Yana da babban tasiri juriya.
Ya dace da mafi girman ƙa'idodin aminci.
Yana da babban matakin kariya.