Tarenni Colliery 1858, when the Primrose Colliery was owned by Morgan and Lewis, fumes of an engine boiler suffocated 14 men and boys, and 7 horses. According to HM Inspectorate of Mines and Quarries data, outside the Gwendraeth valley, Tarenni Colliery had the highest set of recorded incidents for coal damp and methane gas explosions. In total during its production lifetime, there were six outbursts in which three men lost their lives: one on 12 December 1914; two on 17 February 1941. On 1 November 1909, water from the abandoned Ynysgeinon pit caused the death of five miners at Tarenni No.2. On
2015 Tianjin explosions nitrate and 500 tonnes of potassium nitrate were at the blast site. On 17 August, the deputy director of the public security bureau's fire department told CCTV: Ammonium nitrate, which is principally used in manufacturing fertilizer, has been implicated in a number of other fatal industrial explosions. A fire department spokesman confirmed that firefighters had used water in combating the initial fire, which may have led to water being sprayed on calcium carbide, releasing the highly flammable gas acetylene. This would have provided the fuel source for reaction with the oxidiser, ammonium nitrate and consequently detonate. At least 700 tonnes