Shenhai Explosion-Ubungqina
Ngokuqinisekileyo, izifudumezi zomoya ezingaqhushumba zinokusetyenziswa ekhaya;
nangona kunjalo, zibiza kakhulu. Ngokwembono yokoqobo, izifudumezi zomoya ezikhusela uqhushumbo zinika ukhuseleko olongezelelweyo kunye neempawu zazo zokuthintela ugqabhuko-dubulo, ngokungafaniyo neemeko zomoya zekhaya eziqhelekileyo ezingenalo lo msebenzi kwaye zinika amanqanaba okhuseleko asemgangathweni.