New Process for Preserving Lumber (VIDEO) Georgia Institute of Technology This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption Pressure treating - which involves putting lumber inside a pressurized watertight tank and forcing chemicals into the boards - has been used for more than a century to help stave off the fungus that causes wood rot in wet environments. Now researchers at the Georgia Institute of Technology have developed a new method that could one day replace conventional pressure treating as a way to make lumber not only fungal-resistant but also nearly impervious to water - and more thermally insulating. Credit Georgia Tech Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.