It might do more than that, acid is corrosive and just may etch the glass. If the spots are from water use vinegar, if you need something stronger try CLR. ( calcium lime rust remover ).
Muriatic Acid it extremely corrosive and highly caustic. To clean glass windows with it, is not recommended. Ammonia, however, does clean windows very effectivly and doesn't leave streak marks.
What can you clean with muriatic acid
Yes
No muriatic acid cannot etch ceramic tiles because it does not corrode or react with glass or ceramic. That is why muriatic acid is also available in glass bottles.
Yes, muriatic acid is just hydrochloric acid.
NO!
Muriatic acid can be used to clean dishwashers. Muriatic acid is very strong and should only be used occasionally for cleaning the dishwasher.
Muriatic acid is a dilution of hydrochloric acid. It is used to clean bricks of the lime stains from the mortar that holds them together.
Muriatic acid has a chemical substance that can clean toilet bowls.
Give it a week, and make sure you dilute the muriatic acid.
muriatic acid
Absolutely not