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Here’s how to turn some old circuit boards in to a handy dandy ring binder, the Instructable says it – but we’ll say it again, PCB dust is nasty stuff take precautions when cutting, drilling, etc – Link.

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Motherboard PCB bracelet – Link.

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PCB key fob – Link.

Make Pt0445
Circuit board earrings – Link.

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Circuit board art – Link.