Ammonia can be used to clean after using shellac, not as pricey as
alcohol.

On Mon, 13 Dec 2004 12:40:37 -0600, Robert Galloway
wrote:

Methanol. I used to use Solox brand MetOH to thin and clean shellac
brushes and it worked great. Never started with the flakes so can't say
how that would work but as a thinner, no problem.