History of coal miners inventiveness in clothing their families. Mining has always been dangerous, because of methane gas explosions, roof cave-ins, and the difficulty of mines rescue. The worst single disaster in British coal mining history was at Senghenydd in the South Wales coalfield. On the morning of 14 October 1913 an explosion and subsequent fire killed 436 men and boys. It followed a series of many extensive Mining accidents such as The Oaks explosion of 1866 and the Hartley Colliery Disaster of 1862. Most of the explosions were caused by firedamp ignitions followed by coal dust explosions. Deaths were mainly caused by carbon
1995 Daegu gas explosions Department Store chain, where 31 holes of 75 millimeter width that were going through a grout curtain were accidentally drilled through a city gas pipeline and resulted in gas leakages into the subway construction site through a nearby sewer lead to the explosion due to an unknown fire at the site. The explosion created a 50-meter pillar of fire. The accident killed 101 people, including 42 students, and injured 202. The 400-meter-long private parking lot on the construction site collapsed, and 60 buildings and 152 cars were damaged and the damage reached 54 billion won. The damage caused by the