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#Prepper - solar water disinfection -- fill a bottle 2/3 full; shake vigorously for 20 seconds; fill to the top and cap. Set horizontally in sunlight for 6 hours = sanitized water!

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Earthships, les maisons en matériaux recyclés

How to use your water 4 TIMES!

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Ballistics Gel

DIY Ballistics Gel. I have no idea what I would ever need this for.... but I'm sure at some point one of my children will have a school project this would be perfect for! That and I just think it's cool.

Simple Ideas That Are Borderline Genius – 27 Pics

Convert a battery powered drill into a hand crank battery charger (without harming the drill)

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Pedal Power! How to Build a Bike Generator

Pedal Power! How to Build a Bicycle-Powered Generator

he pedal powered generator from Windstream is perfect for emergencies, power failures, remote locations, and off-grid applications. It can be pedaled or cranked by hand to charge 12 volt batteries and run small appliances. The typical average continuous power that can be generated by pedaling the Human Power Generator is up to about 80 watts. The maximum power obtainable through hand cranking typically is about 50 watts. The pedals and optional hand-cranks are interchangeable.

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Home built solar power system

How to make your very own solar panel set-up completely from scratch. Additionally suggestions on the subject of working with kits and getting spare parts via Ebay. http://netzeroguide.com/build-your-own-solar-power-system.html

A simple Charge Controller that sits between your solar panel / wind turbine / generator and your battery banks is easy and cheap to build.

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Amazing solar-powered fridge invented by British student in a potting shed helps poverty-stricken Africans

Not only is the fridge solar powered, it can also be built from household materials Read more: http://www.dailymail.co.uk/sciencetech/article-1108343/Amazing-solar-powered-fridge-invented-British-student-potting-shed-helps-poverty-stricken-Africans.html#ixzz2Eba9mhJe Follow us: @MailOnline on Twitter | DailyMail on Facebook