This CNN video report gives just one more example of why we should not be inhaling all this tree dust we make. Never know if there's a seed hiding amongst it all.
http://www.cnn.com/video/#/video/hea....tree.lung.cnn
(I posted this just because it's odd and weird and kinda relates to wood working - it was a tree afterall - nothing serious meant by it)
Be well,
Doc