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مشاهدة النسخة كاملة : Leaky pipes 'could pose health risk'



BECKHAM
08-06-2015, 12:10 PM
A study by engineers at Sheffield University has found that leaky pipes could be sucking in dirty water and affecting drinking supplies.

for more .... (http://www.bbc.co.uk/news/uk-33020184#sa-ns_mchannel=rss&ns_source=PublicRSS20-sa)