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
2008 Yevpatoria gas explosion all financial compensations they are entitled to by January 1, 2009. The Education and Science Ministry has been instructed to make sure that the children from the families who suffered from the incident be provided with free school instruction. The government also ordered that tougher control measures be taken in the gas supply industry to prevent new accidents. A similar gas explosion in Dnipropetrovsk on October 2007, killed 23 victims. Gas explosions in crumbling apartment buildings are often caused by improper use or a poorly maintained infrastructure. They are common occurrences in former Soviet states, particularly in the winter, when