25 febrero 2015
Consumers reduce their water consumption by 16.5 per cent after they receive a metered connection – based on the study of a five-year program to install nearly half a million water meters in the south-east of England. This reduction is far more than the national average of ten per cent and is mainly achieved very quickly after a meter is installed.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/RYRPhqkax14/150225082838.htm
