When it comes to cleaning, many people are reaching for the vinegar.
While in most cases it’s an excellent all-purpose cleaner, there are some instances where the miracle ingredient can do more harm than good.
Here are six times vinegar shouldn’t be used.
Granite and marble countertops
According to Good Housekeeping, the acid in vinegar can discolour granite and etch marble.
Spilt egg
Vinegar is the secret to perfect poached eggs for a reason; it helps to keep it together. Using vinegar to clean up eggs will only make things more difficult.
Iron
Don’t use vinegar to clean the inside of your iron. Instead, follow the manufacturers cleaning instructions
Phone or computer screen
Doing so could remove the coating on your screen.
Stone, ceramic or hardwood floors
The acid in vinegar can damage your floors. Always read the care instructions for your type of floor.
Remove rust spots on certain metals
Vinegar reacts differently with certain metals. Sumberming steel tools in vinegar should be to remove rust spots; however, it may cause stainless steel and enamelled cast iron cookware to corrode.
This article originally appeared on Better Homes and Gardens.