Tell us about yourself!
Best DIY PVC Pipe Projects
Electrostatic Wizard's Wand (for Less Than $5)
DIY Fuel Ionizer for Real Cheap. Really Works.
That is excellent info not easily found! Thank you. Modern batteries have very thin plates that sulfate all the way through. With this info I can turn old batteries into new home made ones (that will live longer).
Sea Sampler: Midwater Plankton Tow for OpenROV
Ultrabright LED Emergency Lamp (Rechargeable!)
The Forever Rechargeable VARIABLE Super Capacitor Battery !!!
Food of the Future: Window DIY Spirulina Superfood
Solar Powered Trike
600W Electric Trike
DIY Kayak Led Lights
An Algae Bioreactor from Recycled Water Bottles
How to Make pH Indicator
Compact Grappling hook
Make a 3D Model from Pictures