1084 factsheets

Anaerobic Filter

An anaerobic filter is a fixed-bed biological reactor with one or more filtration chambers in series. As wastewater flows through the filter,…
Last updated 31 May 2019

Anaerobic Filter

An Anaerobic Filter (AF) is a fixed-bed biological reactor used for treating wastewater having non-settable and dissolved solids. As wastewater flows…
Last updated 16 April 2019

Analyse your market

Businesses do not exist in isolation but have to be established in a market environment. At first, the industry sector in which the company operates…
Last updated 30 January 2019


Anammox stands for Anaerobic Ammonium Oxidation. The process was discovered in the early nineties and has great potential for the removal of ammonia…
Last updated 03 June 2019

Applicability Filter Criteria

Last updated 27 April 2018

Application of Dehydrated Faeces

When faeces are stored in the absence of moisture (i.e., urine), they [8251-dehydrate] into a crumbly, white-beige coarse, flaky material or powder.…
Last updated 28 May 2019

Application of Pit Humus and Compost

Compost is the soil-like substance resulting from the controlled aerobic degradation of organics. Pit humus is the term used to describe the material…
Last updated 28 May 2019

Application of Sludge

Depending on the treatment type and quality, digested or stabilized sludge can be applied to public or private lands for landscaping or agriculture.
Last updated 28 May 2019

Application of Stored Urine

Stored urine is a concentrated source of nutrients that can be applied as a liquid fertilizer in agriculture and replace all or some commercial…
Last updated 28 May 2019

Appropriate Technologies

Last updated 16 April 2019

Aquaponic systems for smallholder farmers

Last updated 23 October 2020

Arsenic Filters

Coming soon...
Last updated 07 February 2018

Arsenic Oxidation

Coming soon...
Last updated 22 February 2018

Arsenic Removal Technologies

Last updated 21 May 2019

Assessment of Technology Options

The right decision on a suitable sanitation system is a key step towards sustainable sanitation. A sanitation system represents a configuration of…
Last updated 07 July 2019