You've sawn it, nailed it, glued it, finished it, and cursed it. But how well do you really know wood? This wood awareness quiz will reveal the merciless truth. (A question may have more than one correct answer.) 1. What is the moisture content of kiln-dried lumber? a) 19% b) 15% c) 8% d) All of the above Answer: If you chose d), then you already understand that "kiln dried" means only that water was removed from green wood by placing it in a temperature- and humidity-controlled chamber, with no specific moisture content implied. The moisture content of kiln-dried wood is determined by when the kiln operator stops the drying process, which varies depending on the wood's intended use and expected in-service