Vinegar is an eco-friendly, non-toxic choice for many cleaning tasks, but there are a few important things to remember when using vinegar. While vinegar is safe for laminate, vinyl, porcelain, and ceramic tile, you should not use vinegar on any stone surface. The acid in the vinegar will etch and dull natural stones, such as marble and limestone. It can slowly dissolve them. With other durable stones, like granite, vinegar can break down any sealer that has been applied. Some believe mixing vine