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25 factsheets
Last updated 20 July 2018
Bank filtration (BF) is a drinking water pre-treatment step, where river water is induced to percolate in subsurface passage through a river bed and…
Last updated 27 April 2018
Last updated 27 April 2018
Within the planning process, it is of prime importance to collect baseline data in order to determine the requirements for an appropriate sanitation…
Last updated 27 April 2018
In principal, biogas can be used like other fuel gas. When produced in household-level [8221-biogas reactors], it is most suitable for cooking.…
Last updated 27 April 2018
Biogas is a mixture of methane, carbon dioxide, water and hydrogen sulphide produced during the anaerobic decomposition of organic matter. Biogas can…
Last updated 27 April 2018
Biogas is a mixture of methane, carbon dioxide, water and hydrogen sulphide produced during the anaerobic decomposition of organic matter. Biogas can…
Last updated 27 April 2018
A biogas reactor or anaerobic digester is an anaerobic treatment technology that produces (a) a digested slurry (digestate) that can be used as a…
Last updated 27 April 2018
The biosand filter (BSF) is a simple household water treatment device, which is an innovation on traditional slow sand filters specifically designed…
Last updated 27 April 2018
Last updated 17 July 2018
The Blue/Red Ocean Strategy is a way of assessing your business against your competitors in order to identify your competitive advantage. It is based…
Last updated 27 April 2018
Boiling drinking water with fuel is the oldest and most commonly practiced household water treatment method. According to WHO, water needs to be…
Last updated 27 April 2018
Sales and consumption of bottled water have skyrocketed in recent years. The global consumption of bottled water reached 230 billion litres in 2010…
Last updated 27 April 2018
“Brainstorming is a popular tool that helps you generate creative solutions to a problem. It is particularly useful when you want to break out of…
Last updated 27 April 2018