| 摘要 |
<p>The body has a non-flammable material of an individual unit broken by numerous openings. The non-flammable material is folded together, and is overlapped at two ends of the hollow body. The overlapping of the non-flammable material is connected by fasteners, where the hollow body is formed from the non-flammable material and is placed on an even plane. The hollow body is filled with a flammable material, where the hollow body is removed after heating the flammable material.</p> |
