41.   Lax safety precautions and outdated equipment at Russian coal mines have led to many accidents in recent years.

42.   Many mines in the former Soviet Union run on outdated equipment and are plagued by accidents.

43.   Many of these companies have heavy burdens of social welfare, outdated equipment and products that do not meet market demand.

44.   Most are blamed on human error or outdated equipment.

45.   Most accidents are blamed on outdated equipment and widespread disregard for safety rules.

46.   Most accidents are blamed on human error or outdated equipment.

47.   Most accidents at the largely unprofitable mines are blamed on outdated equipment and widespread disregard for safety rules.

48.   Most are blamed on human error or outdated signaling equipment.

49.   Most of the past accidents have been blamed on human error or outdated signaling equipment.

50.   Officials blamed the increase at the time on outdated equipment and disregard for safety rules.