Woods That Contain High Amounts Of Tannic Acid

Sodium Hydroxide Wood Bleach

such as white and red oak, cherry and walnut can be ebonized by brushing on an acidic solution of iron and water. Depending on the species, the black color that results is likely to contain shades of brown, red or green. The coloring is usually uniform and consistent, without the blotching that sometimes occurs with oil-based wood stains. On oak and other woods that have large pores, the effect is particularly striking because the pores usually remain light in color. In a glass container,...