Now people when it comes to dry battery, are considered to be divided into carbon batteries and alkaline batteries, but not many people get their name origin, in fact the two term is taken according to different standards, carbon batteries because of its graphite rod as the anode conductive material is commonly known as "carbon package" surrounded by powdery manganese dioxide and carbon powder mixture, from the anode material "carbon bag" and take its meaning, alkaline batteries is based on the nature of the dry cell electrolyte and the name, because power battery using the alkaline potassium hydroxide solution as the electrolyte, so people call it alkaline batteriesIn accordance with the unified standards, carbon batteries actually should be called acid zinc manganese dry battery, and corresponds to the alkaline zinc manganese dry cell.