<html><head><style type='text/css'>p { margin: 0; }</style></head><body><div style='font-family: Times New Roman; font-size: 12pt; color: #000000'>I know it's been suggested in the past that it might be a good idea to use leftover gypsum board as a weed barrier in the garden but I'm thinking in light of today's Green Spec Insights at Building Green.com I'd say perhaps that's not such a good idea! http://www.buildinggreen.com/live/index.cfm/2012/3/14/Gypsum-Board-Are-Our-Walls-Leaching-Toxins<br><br>-Kat<br></div></body></html>