Shenhai Explosion-Ubungqina
Isibane sobungqina bokudubula siyi-170w esisetyenziswa kwiindawo ezinobungozi apho kukho iirhasi ezitshayo nothuli, enokuthintela ii-arcs, iintlantsi, kunye namaqondo obushushu aphezulu anokuthi avele ngaphakathi kwesibane ekutshiseni iigesi ezivuthayo kunye nothuli kwindawo engqongileyo, ngaloo ndlela ikhawulelana neemfuno zokuthintela uqhushumbo.