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.
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.
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
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