Eduqas GCSE Design and Technology · C600
Component 1
Revise: Commercial Printing and FinishingSpirit varnishing applies a clear liquid coating made from a resin, such as shellac, dissolved in alcohol — the ‘spirit’. First, the printed sheet is allowed to dry and dust is removed. A thin, even coat of varnish is then applied; on a small scale, varnish can be brushed or sprayed onto the surface.
- Revise: Surface Treatments and Finishes
Applying a coating of gum or resin dissolved in a volatile solvent, which hardens as the solvent evaporates.