A thin varnish made by dissolving lac in ethanol; used to finish wood.
1 In wax-finishing hardwoods, use a paste filler and shellac varnish to get a good surface.
2 Thus painters prefer to put on a coat of shellac varnish first, before oiling walnut and other hard woods.
3 A brilliant black varnish for iron, stone, or wood can be made by thoroughly incorporating ivory black with common shellac varnish .
4 The remedy is to exclude it, or keep the insulators warm and dry, or coat them with shellac varnish , wax, or paraffin.
5 Shellac varnish is the worst.
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