Wear loose-fitting leather gloves, face shield, safety glasses, and long-sleeved shirt or jacket when connecting, disconnecting, or opening cylinders, or whenever the possibility for exposure exists.

• 当连接、断开或开启钢瓶时，或者在任何存在暴露的可能性的时候，要穿戴宽松的皮手套、面罩、安全眼镜和长袖衬衣或夹克。