Izingxenye zethangi le-Fiberglass tank zikhiqizwa efektri yokukhiqiza bese zigcizelelwa noma “ziboshelwe” ekuvumeni kokuhamba komgwaqo okuvunyelwe, zilethwe kumakhasimende wezinto zokusebenza futhi ziqoqwe ngokubopha. Amathangi anjalo aqanjwe ngokuthi “amathangi okunikela”