Unlike the clusters of mini-domes Sinan used to diffuse the weight of a heavy dome, Tepebasi's six domelets are there for decoration, though their rain-resistant, zinc-plate coating ruins even that task.

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Meanwhile, spread some matzoh meal on a plate and dip the patties in it, coating both sides and tapping off the excess.

CNN: Keftes de Prasa (Leek Fritters)

Mr Cassagnes saw the potential for the toy when he noticed, while working with metal powders, that marks in a coating of aluminium powder could be seen from the other side of a translucent plate.

BBC: Etch A Sketch inventor Andre Cassagnes dies at 86

He's most famous for the so-called pine-tar incident, in which a home-plate umpire at Yankees Stadium disallowed a Brett home run on grounds that his bat bore an overly liberal coating of pine tar.

WSJ: Brett Returns as Royals Hitting Coach