1.   There was a huge movement of rock above the old coal face when the roof came in.

2.   These vital machines are used at coal faces and driveways.

3.   At the coal face of the economy, the alarm bells are at least tinkling for manufacturers and retailers.

4.   A miner needed to drill a hole into the coal face to insert a dynamite packing.

5.   An early inquiry said the explosion, intended to open up new coal faces, broke the cage that takes workers below the surface, Interfax said.

6.   An ambulance was on standby at the coal face.

7.   It said the explosion was planned in order to open new coal faces, but a report from the ITAR-Tass news agency said the explosion came unexpectedly.

8.   One miner died Wednesday when part of the coal face collapsed in a mine in eastern Ukraine.

9.   Russian coal mines have suffered frequent accidents in recent years, often involving ignition of methane leaking from coal faces.

10.   The explosion had been planned to open new coal faces, but unexpectedly released lethal amounts of methane and coal dust.