Genesee Valley Log Homes 2005-6-28 2005-6-7 Logs have a unique cellular structure that makes them stronger than steel per pound. Because of their cellular structure, they are a natural insulator. Logs when properly cared for last for hundreds of years. 83698 text/html 1.0 EN index,follow facts wood logs chemistry strength insulator fire resistant longevity cellular structure microscope lignin Facts about Logs for Genesee Valley Log Homes text