Polish operator PERN said the leak was detected in a section of the pipe around 70 kilometres from the central Polish city of Plock.
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Ukraine Invasion
Russian forces have invaded Ukraine from land, air and sea with strikes causing widespread damage. Global leaders have condemned the move and imposed sanctions.
Russian Sanctions
The Russian economy has been impacted by a raft of global sanctions as world leaders try to pressure Vladimir Putin to end the war in Ukraine.
Global Inflation Concerns
Inflation across the developed world is surging, with the rising cost of living expenses at the highest level since the 1980s.