Practical Action Publishing
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Reflecting Forewords
Reflecting Forewords is an unashamedly ambitious book. Full of lessons from the past that are relevant for the future, it is a compilation of inspiring forewords from books written by Robert Chambers; one of the most influential and prolific scholars to write about participation, poverty, and knowle...
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Considerations, design calculations, construction, test and evaluation of a cavity walled solar oven
This report investigates the feasibility of designing a dual (i.e. cavity) wall and doubled glazed solar oven, with the aim to raise the operating temperature to as near to 100oC as possible. The present design has aimed to comply with the living conditions in - and to use cheap materials and tools...
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Assessing the Technical Problems of Brick Production
A guide for brick makers and field workers to help identify technical problems.
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Biogas
Biogas is a fuel used for cooking and lighting, made from dung and other organic waste.
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Building Small-Scale Water Harvesting Dams
North Darfur faces acute deficit in its water. The need for water has forced farmers to try and adapt their practices and conserve more water.
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Carrot Farming
This technical brief describes how to optimise the farming of carrots with detail on the seasons, sowing, fertiliser and seeding rates.
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Clay as a Binder
Clays are the main binders of earth and are made up of very small mineral particles leached out during the erosion of rock.
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Code of Practice for Cost Effective Boreholes
Code of Practice for Cost Effective Boreholes Technical Brief
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Dry Salted Lime Pickle
Dry salted lime pickles are produced in Asia and Africa, particularly popular in India, Pakistan and North Africa. They are eaten as a condiment. Learn how they are made!
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Energy from the Wind
Wind turbines can be used for large-scale energy delivery, but can also be highly effective as small-scale remote applications.