The Water Law Act dated 20 July 2017 was published in the Polish Journal of Laws on 23 August 2017.

The official language in Poland is Polish. Among foreign languages, English has become predominant, particularly among managers and other professionals. German, French and Russian are also often encountered.

Energia przechowywana w formie ciepła, używana do ogrzewania budynków lub w procesach przemysłowych.