
1) Art material 2) Board application
Found on
https://www.crosswordclues.com/clue/wood-stain

A wood stain consists of a colorant suspended or dissolved in an agent or solvent. The suspension agent can be water, alcohol, petroleum distillate, or the actual finishing agent (shellac, lacquer, varnish, polyurethane, etc.). Colored or `stained` finishes, like polyurethane, do not penetrate the pores of the wood to any significant degree and .....
Found on
http://en.wikipedia.org/wiki/Wood_stain
No exact match found.