I knew one could use wood ashes for lye soap, water filtration and an upset tummy. Wood ashes are what most dispose of but looks like preppers should always have some on hand. Free, multiple uses and easy to make.... 30 uses for wood ashes, you never thought of. Posted in 30 uses for wood ashes, you never thought of. | Humble Lore by Tina Great read. The disclaimer is one everyone should pay attention to. Any other used of ashes that you can think of that were not mentioned in the article?