Use of acidic or alkaline water or the use of conditioning salts and other materials has caused cylinder failures when used in water baths.

• 不推荐把在水槽中直接浸泡钢瓶作为加热方法。在水槽中使用酸或碱水，或使用调节盐和其它物质已经导致了钢瓶的失效。