How to remove sweat stains.
How to Clean Nicotine-Stained Walls
How to Remove Nicotine From Walls and Windows Combine 3/4 gallon of water 1/2 cup ammonia and 2 cups rubbing alcohol. Soak a clean cloth in the window cleaning solution, then wipe the solution over your window. Use a squeegee to wipe down the window, drying the squeegee with a clean cloth after each swipe. Repeat this step as needed until your windows are free of discoloration and greasy film from nicotine.