Soda ash is a term used for sodium carbonate, which is a white, odorless powder that is commonly used in the production of various products, such as glass, soaps, and detergents. Despite its common name, soda ash is not the only term used to refer to this compound. Some of the other synonyms for soda ash include washing soda, soda crystals, and calcined soda. These terms are often used interchangeably in various industries, and although they may differ slightly in their chemical properties, they essentially refer to the same compound. Regardless of the term used, sodium carbonate remains a key component in various industrial processes around the world.