Tanwater

Tanwater ko eɓɓaande keeriinde ngam safrude ndiyam, nde Elmo tannery to Suwed fuɗɗii e hitaande 1992. Ngol faandaare mum ko ustude azot e nder ƴiiƴam e nder laylaytol leɗɗe. Taƴre ndee heɓi dokkal ngam eɓɓaande ndee ummoraade e LIFE (Kuutorgal kaalis ngam taariindi). 

 Limtol Tanwater 
ko eɓɓaande keeriinde ngam moƴƴinde ndiyam. Nde fuɗɗii ko e hitaande 1992 e taƴre Elmo. Faandaare eɓɓaande ndee ko ustude mboros oo e nder laylayti renndo e nder laylayti renndo e nder laylayti renndo. Ko adii ɗuum, taƴe Orop ina mbaawi tan ustude azot e nder ndiyam haa ɓura 30% ; eɓɓaande Tanwater ndee, fawaade e ustude mborosaaji azot haa 80%. Eɓɓaande ndee waawii heɓde 89% e ustaare azot-waasde e nder ndiyam ɗam. Ɗum wonnoo ko ƴaañorgal mawngal wonande gollordu tan, sibu azot ko huunde bonnde e ndiyam les. 

 Tariya 
Elmo tannery heɓi dokkal ngam eɓɓaande ndee ummoraade e LIFE (Kuutorgal kaalis ngam taariindi). LIFE ina yoɓa eɓɓaaɗe taariindi e nder Dental Orop. Elmo tannery, hay so ina feewna leɗɗe ko ɓuri heewde ngam waɗde otooji (leppi tapi), ina peewna kadi leɗɗe ngam saakuuji juuɗe e paɗe. Gila Elmo fuɗɗii ndee eɓɓaande, ina waɗi tanneeji keewɗi jokkondirɗi e laabi mum ngam moƴƴinde golle mum en e nder leydi Suwed e Norwees.

 Tuugnorgal 

 https://web.archive.org/web/20090115001900/http://ec.europa.eu/environment/life/themes/water/best.htm
 https://web.archive.org/web/20111006032813/http://www.tanwater.net/file/Layman-uk.pdf 
 http://www.tanwater.net/file/Layman-uk.pdf 
 https://web.archive.org/web/20061110041537/http://www.euroleather.com/doc/frendruptan.doc