Additional Resources OSU Department of Wood Science and Engineering OSU College of Forestry International Research Group on Wood Protection (IRG-WP) Electric Power Research Institute (EPRI) American Wood Protection Association (AWPA) U.S. Dept. of Agriculture Forest Products Lab (FPL) Western Wood Preserver's Institute (WWPI) National Pesticide Information Center (NPIC) Three-Part National Wood Pole Standards Video Wood Pole Maintenance Manual - 2012 Edition Wood Poles - A User's Guide to Inspection and Maintenance (Classic Video) The Wood Handbook - Wood Preservation