Firefighters were called to a blaze at a Doncaster dental surgery last night after arsonists struck.
The incident happened at 9.55pm last night in Thorne Road after some rubbish was set alight near a coal shoot.
Smoke spread to the dental surgery and a flat above.
Two fire engines from Doncaster attended and one from Edlington.
The blaze was out by the time firefighters arrived and minimal smoke damage was caused.