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DIY Stirling engine: Power LED lights with a simple spray can build!

Discover how to build a simple DIY Stirling engine powered by heat from candles using an empty spray can and pen components.
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Here’s How LED Headlight Optics Work

I’m something of a headlight nerd. In a previous life, I retrofitted HID projector headlamps onto my 2009 Honda Civic Si for better light output. I’m planning a similar project for my beater 2015 VW ...
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How to make a working motorized bus from cardboard & recycled materials | DIY project

Discover how to build a fully functional motorized bus from cardboard and everyday household items. This step-by-step guide ...