Practical Answers

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  Solar PV Energy in Nepal

  Renewable energy practices in Nepal

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  Peanut Roaster

  The design and construction of a peanut roaster

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  Small-Scale Papermaking

  Paper making is a good example of how a small-scale industry can be developed to make use of local resources and cater for local markets while keeping capital investment down.

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  Delivery Model of Wood Gasifier Stoves in Sri Lanka

  Instead of burning the fuel-wood with a complete combustion to generate heat directly, a wood gasifier stove, which is also called a Forced Draft Wood Gasifier Stove, follows a two-step process. This two stage process leads to more complete combustion, releasing less smoke and less emission, particu...

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  Monitoring checklists: Water points and latrines

  These check-lists have been developed to monitor water and sanitation infrastructure development in rural communities. They can be used as a training guide for community management committees and water point supervisors.

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  Solar Photovoltaic (PV) Technologies in Bangladesh

  Renewable energy practices in Bangladesh.

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  Bio-Latrines

  This brief looks at the option of using bio-latrines, an on-site dry toilet technology which generates fertilising materials and fuel from the human excreta.

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  Design, fabrication and testing of a millet thresher

  A thresher was developed for threshing, separating, and cleaning millet seeds. The major components of the machine include threshing, separation and cleaning units.

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  Gasifier Stoves

  Advanced biomass stoves covers improvements developed over recent years for household cooking in developing countries. They are often referred to as gasifier stoves although not all of these stoves strictly gasify the fuel.

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  How to Grow Your Own Onion Seed

  Here is some basic information on how to grow onions and produce onion seeds. The document focuses on Burkina Faso but this approach can be used in many other locations.