How to remove varnish<br>Create good ventilation. Whether your sanding or using a chemical solvent, it's a good idea to have ventilation. Open windows and use fans to create cross-ventilation if you're inside.
Proper ventilation is optional when removing varnish.
( z1 optional :domain ( z2 vent :mod ( z3 proper ) ) :condition ( z4 remove :ARG1 ( z5 varnish ) ) )