Ya kamata a ƙayyade nau'in nau'in nau'in nau'in nau'in fashewar fitilu bisa ga matakin yanki da iyakar yanayin gas mai fashewa.Idan dole ne a yi amfani da fitilu masu fashewa a cikin yanki 1;gyare-gyaren fitilu a cikin yanki na 2 na iya amfani da fashewa-hujja da ƙarin aminci.Yi amfani da nau'in fashewa.Matsayin ko rukuni na fashewar da aka zaɓa - hasken haske bai kamata ya zama ƙasa da matakin cakuda fashewa da matakin rukuni a cikin mahalli mai haɗari mai fashewa ba.A lokaci guda kuma, ya kamata a yi la'akari da tasirin yanayi a kan fashewa - fitilun tabbatarwa, kuma ya kamata a cika bukatun yanayi daban-daban kamar yanayin yanayi, zafi na iska, lalata ko abubuwa masu gurbatawa.Zaɓi matakin kariya da matakin anti-corrosion na fitulu bisa ga buƙatun muhalli daban-daban.Musamman idan akwai iskar gas mai lalatawa a cikin mahalli mai fashewa, yana da mahimmanci a zaɓi fitilu masu daidaitattun kaddarorin lalata.

Daga cikin kamfanonin petrochemical, na'urorin hasken wuta na wurare masu haɗari suna amfani da nau'in fashewa.Tare da yaduwar aikace-aikacen kayan lantarki na Zeng'an a wurare masu haɗari a cikin yanki na 2, ana ƙara amfani da Zengan da fitilu masu haɗaka.Dangane da wani fashewa-hujja yi, da nau'in fitilu na Zeng'an suna da fa'idodin nauyi mai sauƙi, ƙarancin farashi, shigarwa mai dacewa da kiyayewa, da kuma tsawon rayuwar sabis.Mafi yawan na'urorin lantarki da aka haɗa a cikin masana'antar petrochemical shine Zeng'an - fashewa - shinge mai fashewa - kayan lantarki masu kariya.Gabaɗaya wanda ya ƙunshi abubuwan fashewa - shingen shinge, tashoshin wayoyi na Zeng'an da harsashi na Zeng'an.Ayyukan aiki kuma yana da fa'idodin haɓaka tsaro.