Practical Answers
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Clay Pot Cooler – Cooling Food Without Electricity
This document has been produced based on the experience of Movement Verein working in Burkina Faso, West Africa on the evaporative cooler for food preservation.
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Solar Distillation
The technical brief contains the information on solar distillation process that provides clean and safe drinking water to people living in areas with less access to it. Solar distillation is the process of removing salts and other impurities using the energy of the sun to get pure water for drinking...
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Cook Stoves in Nepal
Renewable energy practices in Nepal
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Stone Arch Bridges - Chapter 2
Design of stone arch bridges.
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Biogas Energy in Nepal
Renewable energy practices in Nepal
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Compost Toilets
This fact sheet describes a compost toilet that has proved to be most effective in water-logged areas where pit-latrines and septic tanks are inappropriate.
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Cook Stoves in Sri Lanka
Renewable energy practices in Sri Lanka cook stoves.
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Peanut Roaster
The design and construction of a peanut roaster
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Solar PV Energy in Nepal
Renewable energy practices in Nepal
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Removing Arsenic From Water
This brief outlines the different arsenic removal methods and technologies that are available for use with small-scale supplies in developing countries.