Shenhai Explosion-Proof
Blowtorches powered los ntawm butane tuaj yeem ua tiav qhov kub siab txog li 1500 ℃.
Hauv lighters, qhov twg butane ua haujlwm li roj, qhov generated cua sov feem ntau hovers nyob ib ncig ntawm 500 qib. Tseem, qhov no txawv ntawm kwv yees li 800-degree kub ntawm lub teeb taws.