A gigantic fire broke out on Friday around 2 a.m . In the magnesium foundry Polmag in Olszowa nearby the A4 motorway, at this time, the production of steering wheels was continued. The fire in magnesium foundry was caused most likely by the failure of technological furnace, which was used for metal smelting. The molten magnesium spilled out on the floor and began to burn. In a few minutes the production…