1 of 3 parts have unknown materials. We score only from captured evidence and never guess a material, so unknown parts count against the score and lower our confidence. If a seller confirms these materials, the score changes.
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Parts & evidence
Research on plastic in kettles
Official
Peer-reviewed journals, government agencies, and standards bodies.
“This review fills this gap by proposing the direct release of MPs from common sources such as food packaging, kitchen utensils, and household appliances, linking the release mechanisms to human health risks.”
Toxics · 2026
“The research found the first boil in a new kettle released almost 12 million nanoparticles per millilitre – equating to almost 3 billion particles in an average 250ml cup of tea.”
University of Queensland · 2025
Quoted verbatim and linked to the source. We make no health claims of our own. Read the sources and judge them yourself.
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