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Perfluorinated Chemicals (PFAS)
Polytetrafluoroethylene / PTFE
A synthetic fluoropolymer widely used for non-stick coatings in cookware and various industrial applications. Stable under normal conditions but can release toxic fumes when overheated above 260°C (500°F). Not a food ingredient, classified as a material with inhalation risks in thermal degradation.
Tracked contaminantUpdated Apr 15, 2024
Health score-3.0
-5Poor5
Water guidelines
- Legal limit
- Not specified
- Health guideline
- Not specified
Food and supplement guidelines
- Legal limit
- Not specified
- Health guideline
- Not specified
Risks
Toxic fumes on overheating (polymer fume fever), respiratory irritation, environmental persistence
Benefits
Durable, chemically inert, non-stick surface for cookware, low friction
Waters containing Polytetrafluoroethylene / PTFE
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