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When using white vinegar on painted surfaces, it is likely that the acid in it removes the paint, discoloring and mattling the surface. The acid can also cause deformation and cracking.
Metal surfaces and metal objects
You’ve probably heard once the vinegar helps remove the rust from your knives. If you use this trick very often, you may find yourself with bevelled and damaged knives. In fact, this powerful natural product can obfuscate and corrode the finish of copper, brass and stainless steel.
Vinegar can also remove the coating of most plumbing, causing rust and other damage.
Wooden surfaces
For many people, the best way to clean a wooden surface is with vinegar. These people, however, do not know that vinegar, even diluted, gradually corrodes the finishing of wooden surfaces.
The truth is that wood can absorb moisture and the acid present in vinegar can strip it and damage it over time. When the protective finish is removed from the acid, the wood becomes vulnerable to wear.
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