photo - PAP Lech MuszyńskiMost residents were allowed back into their homes before midnight except for 150 people living in Block 1. of the Pomerania estate, the most damaged block of flats, who are now in the care of the city authorities.
Experts are investigating the cause of the explosions after a sharp increase in gas pressure was recorded at the time of the explosions which happened in kitchens when families were preparing the evening meal.
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