Electrical equipment in hazardous areas the participation of operations, maintenance, safety, electrical and instrumentation professionals, the use of process diagrams and material flows, MSDS and any pertinent documents, information and knowledge to determine the hazards and their extent and the countermeasures to be employed. Area classification documentations are reviewed and updated to reflect process changes. Soon after the introduction of electric power into coal mines, it was discovered that lethal explosions could be initiated by electrical equipment such as lighting, signals, or motors. The hazard of fire damp or methane accumulation in mines was well known by the time electricity was introduced, along with the
2014 Kaohsiung gas explosions the company with electricity and water respectively. The Minister of Economic Affairs Chang Chia-juch, acting as the Director of the Central Emergency Operation Center, suspected that the explosions were caused by a propene leak, and the firefighters could not extinguish the fires with water. Emergency workers had to wait until the gas had burnt away after the supply was shut down. It is suspected that the affected pipelines were those used for gas delivery to the petrochemical factory LCY Chemical Corp. (LCY; ). The affected pipelines were designed and constructed by the government-owned CPC Corporation. However, CPC said that the