Practical Answers

The Technical Information Service of Practical Action

Practical Action has been using appropriate technology to help people in the developing world for more than four decades. Within Practical Answers section of this site you will find a knowledge bank of these technologies so that you can take them and replicate them. If you can’t find what you are looking for you can ask a question through our technical enquiries service. More information

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Featured Articles

PDF

Clay Pot Cooler - Cooling Without Electricity

  • fact sheet
  • English

This document has been produced based on the experience of Movement Verein working in Burkina Faso, West Africa on...

Peter Rinker for Movement Verein, Published by Practical Action on 09/09/14

PDF

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...

  • English,
  • fact sheet
PDF

Energy Demand and Resource Assessment Study in Medadumbara Divisional Secretariat, Sri Lanka.

This brief report summarizes the grassroots-level energy demand and resource assessment study that was carried out...

  • English,
  • fact sheet

Blog

Mobile phones in the rice fields

What an introduction to Asia.  My first visit to the continent and here I am in bustling, busy, s...
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