The Zasyadko Mine stands as an example of Donbass mine safety . It was opened in 1958 and privatized in 1992 , since which time it has had seven major accidents , including the 2007 Zasyadko mine disaster ( 101 workers killed ) and the 2015 Zasyadko mine disaster ( 17 killed )
2007 Zasyadko mine disaster
2007 Zasyadko mine disaster
Coal in Ukraine