A varnish is an embellishment that’s purpose is a protective thin coating to reduce ink smudging or rub-off. It is applied as a liquid in either matt, satin or gloss. It can also be decorative. Varnishes can be flood coating (covering the whole page) or spot coating (applied to a section)for visual effect.
Varnish is different to spot UV coating in that it is more expensive, thicker and glossier than varnish and is dried instantly by UV light.
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