As you know (or if you didn’t, you do now), dryer safety is a major focus of ours. We’ve seen too many dryers severely impacted by excessive and dangerous levels of lint build-up. The following link is a detailed and fascinating article about dryer testing in a test lab environment. Enjoy!
http://www.appliancemagazine.com/ae/editorial.php?article=2328&zone=215&first=1