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Category : Food x Tools x

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Worm Compost Bins

Closed worm compost in barrel

• Easy
• 1 hour(s)

Buried Aymarian Greenhouse

Wallipini et Sayary : 2 types of greenhouses which originally come from the Aymaran civilization. These techniques are used nowadays to cultivate vegetables in the Altiplano in Bolivia.

• Easy
• 7 day(s)

Solar multicooker

Solar oven + Heat saving slow cooker+ dryer.

• Easy
• 8 hour(s)

Desert fridge - light version

A traditional zeerpot (or desert fridge) made with terra cotta pots quickly becomes heavy and difficult to carry around. The version presented here is a lighter and less expensive variant, feasible with materials that can be more easily found. The envelope is made out of fabric. The container can be in plastic, metal or any other sand-proof material. This container can be closed with a plug/cover or a fabric.

• Easy
• 2 hour(s)

A wood-saving oven

An oven made with easily accessible materials to cook food and heat a room up with just a small amount of wood.

• Medium
• 4-6 day(s)

Solar oven - inner tube

This solar cooker has been designed by Suresh Vaidyarajan - an architect, who has found a simple solution for a tough problem.

This design can be made from items that people no longer need (rubbish) making it potentially free. There are no tools needed to create this cooker.

It will be cooking for you in no time!

• Easy
• 30 minute(s)

Extinguisher

Make a fire extinguisher for type A and B fires.

• Very easy
• 30 minute(s)

Plastic bottle cutter

Make plastic yarn with a bottle cutter

• Very easy
• 30 minute(s)

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