Covered hopper abuse

Scott Pitzer

In "Pere Marquette Revenue Freight Cars" there's a photo of a 1958 cu. ft.
covered hopper in a nice new coat of PM paint at the B&O Museum. You can see
where it was hammered hundreds (thousands?) of times to knock sticky lading
loose. Anybody tried to replicate this effect? Seems like maybe a nail set or
a collection of not-too-pointy tools might do the trick (if the body was
braced on the inside with a block.)
Of course this isn't as evident when a car has the typical grungy/crusty
Scott Pitzer

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