EC-LIB-001 · public knowledge record
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Public evidence register · current through 29 Aug 2026
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Recommendations remain TÉMΔK’s.
Every record links to its primary publication, standards body or official legal text. The relevance note is TÉMΔK’s interpretation, not wording quoted from the source.
IARC Monographs Volume 116 — Drinking mate and very hot beverages
Defines drinking beverages above 65°C as very hot and classifies that exposure as probably carcinogenic to humans (Group 2A).
Brown & Diller — Calculating the optimum temperature for serving hot beverages
Models the trade-off between warmth preference and scald injury; reports an optimum near 57.8°C in its model.
Batali et al. — Impact of beverage temperature on consumer preferences for black coffee
More than 3,000 tastings; the authors report 58–66°C as maximising consumer acceptance.
Steen et al. — Impact of consumption temperature on sensory properties of hot brewed coffee
Tests coffee at 50°C, 60°C and 70°C and finds temperature-dependent sensory effects.
IEC 60335-2-15:2024 — Appliances for heating liquids
Current appliance-safety framework covering battery-operated liquid-heating appliances and surface-temperature limits.
ISO 13732-1:2006 — Human responses to contact with hot surfaces
Provides assessment methods and burn-threshold guidance for touchable hot surfaces.
IEC 62133-2:2017+A1:2021 — Portable lithium systems
Safety requirements and tests for portable sealed secondary lithium cells and batteries.
EU Regulation 1935/2004 — Food-contact materials
Requires materials not to endanger health or unacceptably change food composition or sensory properties.
EU Regulation 2024/1781 — Ecodesign for Sustainable Products
Frames durability, repairability, disassembly, energy efficiency and recovery as product-design parameters.
UN Manual of Tests and Criteria — subsection 38.3
The transport-testing framework for lithium cells and batteries.