A couple of nights ago, my wife hollered to me that the dryer was smoking, even as she shut it down. I grabbed the machine, dragged it out of its slot, and disconnected it from power and the dryer vent, ready to drag its hot and still smoking carcass into the yard rather than have it burn the house down. The smoke was some of the most acrid I have encountered, and that includes my time as a firefighter in structural, woods, marsh/brush, boat, and vehicle fires. Before I made it to the threshhold, though, the fire burned out. With...