Practical Answers
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Low Cost Incinerator Construction Notes
Guide for the construction of a low cost incinerator
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Low-Cost Waste Incinerator Overview
The low-cost waste incinerator (LCI) is a cheap and basic structure which deals with domestic waste. It consists of an inner refractory incinerator surrounded by an outer protective wall made and is made from standard cement blocks, bricks and steel. These drawings give an overview of the various co...
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How to Set up and Manage a Resource Centre
This document focuses on resource centres for health workers. Information is especially important for training health workers helping them to understand the context of their work, follow new approaches, undertake new responsibilities, improve their practice and remind them of basic concepts.
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Evaporative Cooling
Keeping produce fresh with refrigeration methods that require no external power.
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Home Composting Bins
Composting is encouraged as a means of dealing with organic waste and can offer many benefits such as enhanced soil fertility.
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Lime Juice - Small-scale Production
Making fresh limes into lime juice can alleviate the problem of getting them to the fruit market in a state where they still fetch a good price.
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Civil Works Guidelines for Micro Hydropower in Nepal
A guide to look at the technical aspects including civil works guidelines of designing a micro hydro scheme in Nepal.
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Liberalization of Seed Supply in Sri Lanka
This study discusses the different implication of the liberalizations of seed industry in Sri Lanka and suggests possible recommendations for improvements of the existing policies on the basis of primary and secondary findings of the study.
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Serpentine Solar Water Heating Design Manual
The Serpentine is a solar thermal collector developed as part of a low cost water heating system by the AIDG for households in Xela, Guatemala.
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The Permanent Magnet Generator (PMG)
This guide describes how to make a small permanent magnet generator for wind turbines.