Practical Answers
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Contracting for Water Point Construction
This manual lists the provisional and final acceptance forms for water point construction.
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Fuel briquettes
Biomass briquettes are made by pressing loose biomass residues, or waste, to produce compact solid blocks of different sizes and shapes. They are made by applying pressure, heat and binding agent to the loose materials to produce the briquettes of different shapes and sizes.
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BDS Facilitators manual
A toolkit produced in partnership with Practical Action Consulting East Africa (PAC EA) and Strategic Business Advisors under Land O' Lakes for super and local facilitators on business development services with lessons taken from the Kenya Dairy Sector Competitiveness program
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Low-Cost Civil works for Micro-Hydro Schemes
Civil works can suffer from cracking and significant scour damage. This document looks at some of the approaches that were taken to combat these problems in hydro schemes in the Cajamarca region of Peru.
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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.
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How to Make Sausages
A wide variety of sausages are produced in countries throughout the world. Most are produced from meat (especially pork and beef) but in some countries, fish sausages are also popular. Vegetarian and vegan sausages are available in some countries, made from tofu, nuts, pulses, mycoprotein, soy...
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Solar Photovoltaic Water Pumping
The advantages and disadvantages of solar water pumping are outlined in this document.
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Extrusion of Foods
There are two types of extrusion process: cold extrusion, which mixes and shapes foods such as biscuit dough and pasta without cooking them; and hot extrusion (or extrusion cooking).
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Cable Selection in Small Off-grid Solar energy Installations
Ideally, voltage drop in a solar energy installation should be
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What is Appropriate Technology?
Technology: choice or compromise?