Umnyango wengilazi omuhle kakhulu ongashi uvutha elangabini lokushisa eliphakeme elingaphezu kwama-degree ayi-1000. Ngemuva kokuhlolwa, ingagcinwa imizuzu engama-90 noma ngaphezulu ngaphandle kokuncibilika noma ukuqhuma. Umnyango wengilazi ongashayi umlilo awugcini nje ngokusebenza kokufakwa komlilo nokushisa, kodwa futhi unomphumela ogqamile wokuvala umsindo.