Do not handle cylinders roughly or carelessly to prevent damage to the cylinder or the filler. Dropping cylinders can cause leaks to develop at fuse plugs.

• 禁止粗暴或漫不经心地操作钢瓶，以防止损伤钢瓶或填充物。钢瓶跌倒会导致保险塞处泄漏。