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Brief History of Batteries Batteries are one of the most important objects in our everyday lives. Clocks have them (better than a sundial!), smoke detectors have them (but some people don't know that the battery needs to be replaced, so check your detector's battery before you go to another page!), your remote control for your T.V. has one (beats walking to the T.V.!), even your computer has one (of you didn't know that …

…differently performing batteries for many different applications. As you, the reader, delve through my project, I will attempt to display and explain some of the more popular and effective technologies developed over the last 20 years with Nickel-based cells, Lithium-based cells, along with a few less known fast-developing battery technologies. Enjoy! Head back to the Table of Contents or go to the next page, the Basic Concepts of the Operation of Batteries, to continue your journey!