The test installation       Last update: 12 September 2007 In depth  •  More information about water recycling (http://www.esa.int/TEC/ECLS/SEMNSXU681F_0.html)  •  Water recycling flow chart (http://www.esa.int/TEC/ECLS/SEMQ5Q8RR1F_0.html)  •  Final design (http://www.esa.int/TEC/ECLS/SEMT6Q8RR1F_0.html)