Is the black color inside the battery poisonous

- Oct 23, 2019-

It depends on which battery you are referring to.

Ordinary carbon batteries, the black color inside the battery is soaked in chloride carbon powder, and as a battery additive for mercury or mercury compounds. The toner itself is non-toxic, the chloride is slightly harmful to the human body, and the mercury or mercury compound is more toxic to the human body.


Alkaline batteries, the black color inside the battery is a highly conductive paste-like hydroxide, black is called gel and hydroxide, and has some toxicity.


Lead storage battery / lead acid battery, the black color inside the battery is lead sulfide and lead oxide, which has certain toxicity.


Button battery, the black color inside the battery is silver, zinc, lithium, manganese chloride, which has certain toxicity.


Nickel-cadmium rechargeable battery, the black color inside the battery is a hydroxide and a compound of nickel and cadmium, which is more toxic.


Nickel-metal hydride rechargeable battery, the black color inside the battery is a compound of hydroxide and nickel, and the toxicity is small.


Lithium battery, the black color inside the battery is lithium cobaltate, lithium manganate, iron phosphate and other compounds, which have certain toxicity.