Whilst not underground in the 1950s I visited Battersea Power Station and we were told that over 10% of the stored coal was lost to spontanious combustion. Hoses were constantly playing water on the stock pile. Mike Clinch ----- Original Message ----- From: "Daz Beattie" <[log in to unmask]> To: <[log in to unmask]> Sent: Tuesday, April 01, 2003 9:17 AM Subject: Re: [MINING-HISTORY] Spontanious conbustion in coal mining tips > Spontaneous combustion also poses a threat in underground coal workings not > just surface spoil, quite a few of the Doncaster area pits were plauged by > gob fires, in the main caused by spontaneous combustion.