SEM of dust ball contents reveals insect legs, spider webbing, insect skin, and sprout, mag. 2,200x. Also numbered #14590 SEM of gangrene bacteria mag. 5,000x
We spend our whole lives fighting dust, and yet, when it gets into a big clump, we think of it as a little creature. We elevate it to cute animal status by calling it a dust kitten or a dust bunny. There's twice as much dust inside your house as…