Blot or gently stroke the carpet pile.
Varnish stain on carpet.
Place the towel over the stain and allow it to rest for five to 10 minutes.
Do not rub the carpet as this may cause the stain to spread.
If the stain was removed do not proceed to the next step apply ammonia mix to the stained area without soaking the carpet.
Wet a cleaning cloth with a bit of paint cleaner and start blotting the area.
This will give the solvent time to dissolve the varnish.
Apply the mixture to the stain with a cloth.
Vacuum or blot up the excess.
Spray the stain and use a clean cloth to blot it up as the stain begins to loosen and lift from the carpet fibers.
Work from the outside edges of the spill towards the center.
Watch for loss of color.
Open a window or turn on a fan to keep the fumes at a minimum.
Rinse the carpet by applying warm water without soaking the carpet.
Let the area dry and then vacuum the area.
Oil based paint stains are more difficult to remove so it may take a while to fully dissolve the pigment.
Continue blotting until the stain begins to break down and dissolve.
A very effective general stain remover is a mixture of 2 tablespoons of salt and a cup of white vinegar.
If the stain remains repeat the process but add 2 tablespoons of borax to the mixture.
Then press the damp material against the carpet repeatedly blotting up the stain as you go.