Q: I do not know the origin of this lovely old green bottle, but I do know it was used as a water bottle for 25 years and kept in the refrigerator. During that time, the green glass was clear. Then ...

What does a Coca-Cola bottle from over a century ago look like today? In this restoration, I clean a 120-year-old bottle using acid and tumbling techniques. Watching the glass go from stained and ...