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From 10th to 12th November 2021, the National Mining Safety and Rescue Olympics took place in the cities of Nemocon and…
From 10th to 12th November 2021, the National Mining Safety and Rescue Olympics took place in the cities of Nemocon and…
On December the 4th, Poland celebrates the holiday of Barbórka – the Day of Remembrance of St. Barbara – the heavenly…
On December the 4th, Poland celebrates the holiday of Barbórka – the Day of Remembrance of St. Barbara – the heavenly…
On November the 10th- 11th 2021, the medium frequency underground communication system DEZEGA SubWave successfully…
On November the 10th- 11th 2021, the medium frequency underground communication system DEZEGA SubWave successfully…