It can even be used in bathrooms to remove soap scum and around the house for general cleaning of hard surfaces.
It is very good for removing coffee and tea stains from ceramics and plastic storage containers. For home laundry, washing soda can be dissolved in water to create a pre-soaking solution for tough stains such as grease, blood, tea, and coffee stains. One common source of washing soda is the ashes of burned plants for this reason, it's sometimes called soda ash.
