THE 24 KT AIR COMPRESSOR WAS STARTED FOR SHIFT OPERATION. STATIC ELECTRICITY BUILT UP IN THE SEPARATOR CAUSING THE OIL IN THE COMPRESSOR TO IGNITE. THE IGNITED OIL TRAVELED THROUGH THE AIR LINE. THE AIR LINE HEATED CAUSING A SECTION APPROX. 2'BY 3' TO IGNITE IN THE CONTROL ROOM. THE DAMAGE WAS TO THE 24KT COMPRESSOR AND THE SMALL SECTION OF THE CON. ROOM. COMPRESSOR REPLACEMENT