Final design       Last update: 12 September 2007 In depth  •  More information about water recycling (http://www.esa.int/TEC/ECLS/SEMNSXU681F_0.html)  •  The test installation (http://www.esa.int/TEC/ECLS/SEMO4Q8RR1F_0.html)  •  Water recycling flow chart (http://www.esa.int/TEC/ECLS/SEMQ5Q8RR1F_0.html)