Firefighters are tackling a large blaze at a builders' merchants in West Lothian.
The alarm was raised at about 1500 BST at High Academy Street in Armadale. Lothian and Borders Police said no one had been injured.
People living nearby have been moved out of the area as a precaution in case any materials ignite or explode.
A 300 metre cordon has been put around the site and several roads in the area have been closed by emergency services.