The ability of ammonia fumes to react with tannin to change wood’s color is age-old wisdom. Nowadays, it’s a quicker, cleaner process than in times of yore.
Safety Warning:
Strong ammonia is virulent, so wear goggles, gloves, long sleeves, and a good respirator, and even with all that, limit your exposure. Get the fuming chamber set up, suit up in safety gear, quickly pour the ammonia into a bowl, seal the fuming chamber, and leave the area.
Our ancestors knew that if you bury white oak in manure, it will turn dark, not from the color of the manure itself, but from the ammonia fumes manure releases. Today we use quicker, cleaner methods for fuming our wood projects.
Why Fuming Works
The fuming process is a chemical stain: we apply…