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biogas generator
RattleGen, to power your bike lights.
dummy battery KL2CR5
Paper Bricks
DIY current voltage controller MOT voltage controller variac Rheostat
homage to duchamp's bicycle wheel - a dual mode led lamp (DC hub generator or AC plugin)
Stirling Engine Build
How to make a 9 volt Battery adapter
Method 5 Probe, Filter, and Train assembly
Adjustable Ribbon Generator
Thermoelectric Fan Powered by a Candle
Buiding a rotor for vawt
Water and Salt Welder
Upgrade hot-water radiator to convector
5 minutes coil winding machine
Make Hydrogen From Water And Household Parts
Long Life for Floodlights
Woodstove Heat Exchanger
How to Get Particularly Free Lightbulbs
Basement firewood rack
Yeast Cultivator Gjær Kultivator
Led Bed Lamp
Solar for Sandy
Battle of the Fuels
PIEZO GENERATOR
A Vertical Wind Generator from Washing Machine Motor
Hydronic Solar Thermal System for Winter Space Heating
Generator Building
Inside of 9v battery is it explosive?
Build a VAWT from Bicycle Wheels
DIY Wood Stove Fan for under $50
Wood burning lawnmower (experiment)
Water Lint Trap From a 5 Gallon Bucket for All Seasons
More efficient wind turbine
Vinegar, Baking Soda, and a Balloon!
Cheap radiator reflectors to lower your fuel bills
Evolution of a wind turbine.
Space to breathe
Disposable Camera Homemade Taser
Power Your Home and Workshop With Steam
Whole House Fan Cover
Generator Air cleaner modification for Natural Gas conversion
WIND TURBINE MADE FROM SCRAP PARTS - HOW TO MAKE PART 1
Transforming a 300W Sinewave DC/AC mini inverter to a 5000W monster
Lawnmower Generator
HOW TO MEASURE YOUR ELECTRICITY USAGE AND CALCULATE THE COSTS
HOMEMADE WIND TURBINE ROTOR BLADES
Mini Bio-gas Plant Using Food Waste, Decomposable Organic Material and Kitchen Waste
Kite with Wind-Powered LEDs
Salvage Yard Solar
Poor-Mans Smart-Grid - Blackout Protection by UPS and Electric Motorcycle
Thermoelectric USB charger - off grid electricity.
100' Geodesic Dome for Aquaponics
My eco-friendly home
Turning Waste Into Cheap Energy (TWICE)
SQUARE FRUIT ENERGY: PROJECT LOTUS INSTRUCTABLES
Jack Daniels Competition- Renewable Energy
Energy saving window insulation
Gas Vapor Direct Injection
Home Fueling
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