High Voltage Happiness? How to Make a Negative Ion Generator

DIY AIR IONIZER with a simple voltage muiltiplier (220V INPUT 7800V OUTPUT)

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How To Make A Coil Gun: Turning Electricity Into Velocity « Fear Of Lightning :: WonderHowTo

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How to Build a Laser Tripwire and Alarm with Snap Circuits « Hacks, Mods & Circuitry :: Gadget Hacks

Multi-Stage Ion Thruster Holds Exciting Promise

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