Practical Answers

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  Developing Mini-grids in Zambia

  Up to now, mini-grids have struggled to grow beyond pilot projects. Today, raising awareness about the main hurdles and learning from successful experiences is imperative in order for mini-grids to make a meaningful contribution to electricity access. ENEA and Practical Action are convinced that bui...

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  Making a Manual Fuel Briquette Press

  This brief describes the process of making and using a simple low-pressure manual press for fuel briquette production. This press can also be used for other purposes, such as vegetable oil extraction. In this brief however we will concentrate on fuel briquette making only.

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  Manual Drilling Compendium

  Manual Drilling Compendium 2015 Technical Guidelines

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  Walls- using interlocking stabilised soil blocks

  Soil blocks have distinct advantages over hollow concrete blocks as well as fired bricks. It offers greater structural stability by having "keys" which interlock with other blocks when constructing walls and columns. This technical brief discusses about this technology.

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  Tomato Farming

  Tomato farming is one of the most popular farming practices that is being practiced by farmers around the world. This technical brief will help farmers on optimizing the production of tomatoes by giving attention at various stages of tomato farming. As tomato is one of the most popular crops that ca...

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  Successful Distribution Models for Clean Cookstoves

  Drawing on ten case studies in Africa, Asia and Latin America, an expert workshop and a literature review this study outlines key lessons for the establishment of last mile distribution chains for clean cookstoves.

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  Roofing Options: Filler Slabs

  Filler slabs, consume less concrete and steel as compared to conventional slabs, due to the use of less-heavy, low-cost filler material such as rejected Calicut tiles, clay pots and broken pieces of cement blocks. This technical brief describe the technology of filler slab.

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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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  Home Composting Systems

  This technical brief describes about different home composting methods and use of home composting bins in detail.

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  Solid Waste Management

  An introduction to solid waste management.