Fashewar Shenhai-Hujja
Babban aikin magoya bayan fashe-fashe ba shine hana fan da kansa fashe ba, amma don kiyayewa daga fashewar ƙura a cikin saitunan samarwa. A wasu masana'antu, tsarin samarwa yana haifar da ƙura mai ƙura da abubuwa masu fashewa, kamar karfe da kurar kwal. Don sarrafa waɗannan barbashi masu haɗari, Ana amfani da tsarin shaye-shaye da yawa don hakar da tattarawa.
A cikin irin wannan yanayin, faruwar gogayya da tartsatsin wuta a cikin fanka na iya haifar da babban haɗari. Don haka, bukatu mai mahimmanci ga magoya bayan fashewa. Wadannan magoya bayan suna shan magani na musamman, yana nuna kayan da suka bambanta da magoya baya na yau da kullun, don tabbatar da ingantaccen tsaro a cikin waɗannan mahalli masu haɗari.