⁣ At least one person was killed and another seriously injured when a blaze at a firework factory in Bulgaria set off explosions.⁣ ⁣ Reports suggest there were two tons of explosive TNT in a warehouse.⁣ ⁣ Authorities said a 49-year-old man died of injuries while his 20-year-old daughter is in critical condition. Two men, a 22-year-old and a 60-year-old, remain unaccounted for.⁣ ⁣ Residents told local media that smaller bangs continued through the night and into Friday morning. ⁣ ⁣ The area, surrounded by farmland, was closed off and military helicopters scanned the scene, a witness said.⁣ ⁣ #Bulgaria #fireworks #factory #explosion #Europe