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--- title: This Fluoride Battery Could Mean Phone Batteries That Last a Week — HIGH T3CH url: https://hight3ch.com/this-fluoride-battery-could-mean-phone-batteries-that-last-a-week/ date: 2018-12-19 --- # This Fluoride Battery Could Mean Phone Batteries That Last a Week Scientists have been working on this alternative battery design since the 1970s, and now they’ve made a breakthrough. Is this the end of the lithium-ion battery?