The cylinder is made of oranic glass. Place less than 0.01 g of nitrocotton in fire-catching tube and press the piston violently. Fire can be seen in it.

• 筒体用有机玻璃制成，将小于0.；01克的硝化棉放置在引火仪筒中，迅速加力向下压缩活塞，即可见到明亮的火光。