Mudkart, natural & organic wood Aash powder for dishwashing It is the best way to reduce the side effects of dish wash powders. Chemical-free way of washing utensils in the same way that wood ash works to clean glass, it can also polish silver copper, steel, etc. Just dampen a towel and add a bit of wood ash before working some tarnished silver. Wood ash is a very effective cleaning tool. For your kitchen, you can use wood ash in any kind of cleaning that requires scouring. This is because of its unique texture. It can also solve problems with grease and grime, gummy residues from labels and stickers, as well as tarnish on silverware and glass. Are you looking for a way to polish something metal in your home, but you’d prefer a natural method? Then wood ash is the key. Make a paste with wood ash and water. Apply to the metal, allow it to set for a few minutes, and wipe clean.