Manonyeletso a Alloy Butt a sebelisoa lichabeng tsohle tsa tšepe ka lebaka la lisebelisoa tsa bona tse phahameng tsa boleng bo holimo. Ha u na bonnete, empa haholo indasteri ea tšepe le matlo a indasteri e reka lihlahisoa hore lihlekehlekeng li ka nka khatello. E sebelisoa haholo indastering ea petrochemical hobane li-ist li sebetsa hantle ho latela lithemparetjha tsa likoloi, empa hape le indasteri e bohlokoa ke basebelisi ba mantlha.
