Demotech, design for self reliance

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BrickStove with container BrickStove with container Wood feeds slowly from an overhead container into a small size very hot fire box masoned from bricks and clay. Mass of heat buffering stones therefore can be smaller.
Solar Cooking & Baking Solar Cooking & Baking Orchestrated communal research project to provide soonest solar powered cooking and baking facilities in every house within the limits of 30 degrees of latitude N & S.
Wheels to ease a peasants burden Wheels to ease a peasants burden Wheels, drives and bearings, as part of an engineering system to facilitate small scale agriculture for the poorest farmers.
WindDrive WindDrive Harvesting energy from the wind with low-tech means resulting in driving a small high-tech generator at high RPM.


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Designs
On this page you can find all the designs in the respective category. When you click or rest on an icon you will get an explanation of its meaning. You can sort the designs on the following variables; Progress
  • Factor cost reduction
  • For rich or poor countries
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