How to Preserve a Turtle Shell
To preserve a turtle shell, remove all organic mater, clean the shell, and then apply lacquer, polyurethane, or varnish.

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To preserve a turtle shell, remove all organic mater, clean the shell, and then apply lacquer, polyurethane, or varnish.
The easiest method of removing trim is to section it into smaller pieces. If you split the trim perpendicularly before attempting to remove it, you’ll find it much more manageable.