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Copper bus bars are commonly used instead of wire for carrying high currents. [Dane] needed some bus bars for a project, but he was worried about corrosion. His solution was tin electroplating the bus bars to lower the risk of corrosion while keeping the conductivity high. The process requires only two chemicals: hydrochloric acid and tin. [...]

Tags:  tin bus corrosion dane copper-bus-bars conductivity chemistry hacks  

[Corrosion] sent in a tip about the Weaponised Auditing Response System he built inside a suitcase that, “has all the tools (and then some) for a wireless assault”. The WARS is equipped with two WiFi adapters and two bluetooth adapters for all the wardriving and bluejacking anyone could ever want. [Corrosion] also included a 4 [...]

Tags:  tip corrosion suitcase bluetooth-adapters wardriving response-system portable video hacks