> We require 130 litres / person > per day in Europe We don't require 130 litres of potable water though, which is what this produces. Salt water's fine fo

> We require 130 litres / person > per day in Europe We don't require 130 litres of potable water though, which is what this produces. Salt water's fine for washing, brushing teeth, flushing toilets, washing hands, and so on.