Battery leakage liquid has acidic and alkaline, the hand has a certain corrosion and stimulation, usually after a short period of time after contact is not poisonous, long-term exposure to a large number of possible poisoning. Batteries are divided into acidic batteries and alkaline batteries, leakage of acidic or alkaline points, but no matter acidic alkaline will have a certain stimulating effect on the skin. Usually a small amount of short-term hand contact, and timely cleaning, will not cause the absorption of heavy metals, and will not cause heavy metal poisoning. Batteries generally contain zinc, lead, mercury, manganese and other heavy metals, so it is not suitable for long-term large amount of contact, especially can not touch the eyes, mouth and wounds, if long-term large amount of contact, will cause heavy metal poisoning may be. If there is a battery leakage hand touched the situation, it is recommended to timely hospital consultation, under the guidance of the doctor formal treatment.