Tsis tu ncua wattage tshav kub trace cable feem ntau yog siv rau cov txheej txheem cua sov thiab ceev khiav tswj cov ntaub ntawv hnyav xws li siv quav ciab, zib mu thiab lwm yam khoom viscus.… Qee qhov wattage cua sov kab hluav taws xob tsis tu ncua tuaj yeem siv rau hauv qhov chaw corrosive thiab mus txog qhov ntsuas kub siab tshaj plaws txog 797 degrees.