That fine layer of grey dust that clings to your coffee table and bookshelves usually reappears pretty much as soon as you've wiped it away. In fact, dusting is probably one of the most thankless household chores there is. And let's not even mention the dust-related angst that kicks in when the light shines in through your windows. It makes every speck more obvious and leaves your home feeling unclean. Dust is so much more than harmless fluff.