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PVC pipe blades and rotor for HAWT from scrap.
How I built a folding 15 Watt Solar Panel
The Confuzzle
Laser cutter, start slicing stuff for under 50 dollars
Laser Flashlight Hack!!
$20 CNC Machine
SpokePOV: LED Bike Wheel Images
Small Strobe Light
Universal lamp shade polygon building kit
How to build a 96-Volt Electric Motorcycle