Video: 0401_burn_metal_4
Phase transition: vaporize
State before: solid:non_particulate:rigid body
State after: solid:non_particulate:rigid body
Object: In the process of burning the metal, all the parts of the metal which at the initial frame (including the burned substance)
目标物体: 在燃烧金属的过程中，位于初始帧中所有金属的部分（包括燃烧后的物质）