I. Decoding the Name: The "Identity Code" Starting with CRHave you ever been confused by codes like CR2032 or CR2016 when replacing device batteries? These numbers actually contain the battery’s core information, serving as a globally recognized "identity label":C: Stands for the lithium-metal chemi

From TV remotes and electronic thermometers to children's toys and portable flashlights, disposable alkaline batteries provide continuous and stable energy for our daily lives with their compact size. As the most widely used primary battery type globally, they penetrate every corner of production and daily life thanks to their low cost and high safety. But have you ever wondered how this tiny battery generates electricity? Are there any easily overlooked details when using it? This article will explain its scientific principles in plain language and offer practical tips for usage and environmental protection.

IntroductionCarbon-zinc batteries, commonly known as zinc-carbon batteries, power everyday devices like remote controls, wall clocks, and flashlights. First developed in 1886, this affordable battery technology has become the world's most widely used dry cell type. This article provides an in-depth