Can I drink the tap water in Poland and Warsaw? - TAPP
2020-5-3u2002·u2002The local water company ZWiK claims to provide the 'One of the best and cheapest in Poland' with 90% supplied from deep-sea wells. 20 of the 33 wells use provides water that is of such good quality that it does not require treatment (wells with a depth of 100 to 901 meters – quaternary, upper and lower chalk). h is of excellent quality ...
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