Common causes include lemon juice, vinegar, wine, tomatoes, soft drinks, and acidic cleaners. An etched area looks dull, lighter, or rough and is different from a stain. Sealer does not stop the chemical reaction. Minor etching may be polished or refinished, while widespread damage generally requires professional restoration.
Key considerations
- chemical sensitivity
- repairability
- appearance restoration
- polished or honed finish
- professional restoration
- natural stone