Piotr Koprowski

Piotr Koprowski

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Piotr Koprowski
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Build Your Own Soda Can Solar Heater. Perfect for heating a Greenhouse or small garage

Build Your Own Soda Can Solar Heater. Perfect for heating a Greenhouse or a small garage The basic premise of the project is to build a simple box out of some stack a hundred or two black-painted soda cans inside with some adhesive, and stick a.

Recumbent trike - homemade, almost no weldings

NEW: The trike was used by James and Paul as they made their way across North America, from Midland, Ontario, Canada to San Diego, USA.

10 Brilliant Redesigns for the Bicycle - Popular Mechanics - great for outdoor person

The bicycle is the near-perfect vehicle, but that doesn't stop people from (brilliantly) messing with the design to increase speed, comfort or desirability to commuters. Here are 10 innovative variations on the bike.

DIY recumbents, choppers, trikes, quadcycles, velomobiles, tandems, trailers, electric bikes, scooters, and the great outdoors. We have thousands of photos in our Builders Gallery, videos, and a great community of bike hackers and builders in the Atomic Zombie forum. Join our helpful bike building community & add pics of your bikes.

DIY recumbents, choppers, trikes, quadcycles, velomobiles, tandems, trailers, electric bikes, scooters, and the great outdoors. We have thousands of photos in our Builders Gallery, videos, and a great community of bike hackers and builders in the Atomic Zombie forum. Join our helpful bike building community & add pics of your bikes.

How To Build A 2 Wheel Cargo Bike - Living Green And Frugally

as promised in my last instructable, here's my attempt to build a why? i got infected by the bike-building virus. especially cargo bikes ar.