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Mercury Glass
Decorative glass coated with a reflective metallic silvering layer historically made using mercury and other metals, now typically made with safer silvering agents.
Tracked contaminantUpdated May 23, 2026
Health score-5.0
-5Very bad5
Water guidelines
- Legal limit
- Not specified
- Health guideline
- Not specified
Food and supplement guidelines
- Legal limit
- Not specified
- Health guideline
- Not specified
Risks
Potential mercury vapor exposure if broken, heavy metal contamination, inhalation toxicity from mercury, regulatory restriction due to mercury content in older products
Benefits
Provides reflective, decorative metallic appearance in glassware