Liquid nitrogen is an extremely low temperature substance, and liquid nitrogen tanks are mainly used in the medical and animal husbandry industries. The main parts of the liquid nitrogen tank. The first is the lock cover. The second is the plug. The last is the conister 
These accessories are very useful for using the liquid nitrogen tank and prolonging the life of the liquid nitrogen tank. Only when we protect these accessories, the liquid nitrogen tank can play the best effect. So as to help customers better store and use liquid nitrogen tanks.Therefore, we should protect these accessories during use.