How to Clean Stained Crystal Glassware
- 1). Fill a basin with equal parts water and white vinegar. The vinegar disinfects and breaks up hard water buildup and other tough residue. Gently submerge the crystal into the basin and let it soak for about three hours.
- 2). Fill the sink with warm, soapy dishwater. Remove the crystal and wash with a dish rag and soapy water.
- 3). Rinse the crystal with warm water and dry with a clean, lint-free towel.