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ABBREVIATIONS<br />

AHP <strong>An</strong>alytical hierarchy process<br />

AFS Filterable Substances<br />

BMBF Bundesministerium für Bildung und Forschung - Federal Ministry of<br />

Education and Research<br />

BODx<br />

BTS<br />

Biochemical Oxygen Demand used within x days<br />

Sludge load in kg COD/kg TS*d<br />

CBA Cost benefit analysis<br />

cf. Compare<br />

CFU Colony <strong>for</strong>ming units<br />

COD Chemical Oxygen Demand<br />

DIN Deutsches Institut für Normung (German Institute <strong>for</strong> Standardisation)<br />

EC Electrical conductivity<br />

E. coli Escherichia coli<br />

e. g. For example<br />

EPI Environmental per<strong>for</strong>mance index<br />

EU European Union<br />

fbr Fachvereinigung Betriebs- und Regenwassernutzung (German<br />

Association <strong>for</strong> Water Reuse and Rainwater Harvesting) e. V.<br />

GIS Geographic in<strong>for</strong>mation <strong>system</strong>s<br />

GIZ Deutsche Gesellschaft für Internationale Zusammenarbeit GmbH<br />

l Litre<br />

l/(c*d) Litres per capita per day<br />

l/d Litres per day<br />

MBR Membrane bioreactor<br />

MADM Multi attributive decision method<br />

MAUT Multi attribute utility theory<br />

MCDA Multi criteria decision analysis<br />

MENA Middle East & North Africa<br />

MODM Multi objective decision method<br />

Ntotal<br />

Total nitrogen<br />

n. a. Not available<br />

O2<br />

Oxygen<br />

OECD Organisation <strong>for</strong> economic co-operation and development<br />

Ptotal<br />

Pcs. pieces<br />

Total phosphorus<br />

PE Polyethylene<br />

PES Polyethersulfone<br />

RWTH Aachen Rheinisch-Westfaelische Technische Hochschule Aachen<br />

VIII

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