That said, here are three instances when cleaning with bi-carb soda should be avoided.
Due to its abrasive nature, bicarbonate soda can be too harsh for some finishes. Avoid using it on surfaces that have been lightly sealed, or have a finish that could wear away. In addition, some metals are more reactive than others, meaning it's possible baking soda could causediscolourationn.
A quick Google search reveals tips on how to clean your silverware using bicarbonate soda, however, not everyone agrees with this method. Some say cleaning your submerging your silverware in water with bi-carb soda will cause it to lose its patina and cause it to tarnish more quickly afterwards.
While it's common advice to use bi-carb soda as a marble cleaner, manufacturers might not agree with you. One website, advises against common generic cleaners like bleach, vinegar, and ammonia. Any type of abrasive cleaners should also be avoided.
Similarly, in a cleaning forum, one user warned: "Baking Soda or Vinegar and water to clean marble is NOT good advice."
He added: "Marble is a calcium carbonate based stone. This is similar to what bones and teeth are made of. Acids (vinegar) are lower on the pH scale than marble and can burn the polish or etch the stone."
If you are ever in doubt, contact your manufacturer or do some research of your own.