Provided is a magnetic recording medium which has excellent electromagnetic characteristics in an MR head and which is suited to high-density digital recording, especially suited to reproduction in an MR head. A rapid thermal processing chamber encompasses a heating means, a rotation means, and a cooling system for cooling walls of said RTP chamber. The monitoring is performed to monitor for matches to the query. The gesture icon is labeled with a command. The invention further pertains to a lightweight yet rigid assembly that closely resembles at least a portion of a solid debarked log and includes longitudinal segments that may be coupled together to a backing material to create a siding or facing that simulates the exterior of a log whose circumference may be varied.