Did Vinegar Dissolve Styrofoam?

Vinegar and more specifically “weak acids” will not dissolve styrofoam (the frequently used designation for foamed cups etc.). Acids will soften the thin walls of the plastic bubbles that make up foamed polystyrene.

What else dissolves Styrofoam?

The acetone is a solvent that easily breaks down the polystyrene, releasing the little air pockets trapped inside and leaving very little residue at the end. In other words, when you combine Styrofoam and acetone, the polystyrene will completely dissolve!

Will vinegar harm foam?

We don't recommend using harsh cleaning products like ammonia or bleach for this, as they can ruin the foam. Instead, you can use a ½ cup of fabric cleaner or white vinegar mixed with 1 cup of water. ... You could also use a steam cleaner on your memory foam mattress.