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Lab measurement

Brominated flame retardants in black plastic kitchen utensils: concentrations and human exposure implications

Kuang J, Abdallah MAE, Harrad S (2018). Science of the Total Environment.

What they found

Bromine was detected in 31 of 69 utensils bought before 2011 but only 3 of 27 bought after 2011, suggesting contamination from recycled electronics plastic. In simulated cooking, about 20% of flame retardants on average moved from utensils into hot oil. Estimated median exposure from cooking with contaminated utensils was 60 ng per day of total brominated flame retardants; skin contact was minimal.

Sample
96 plastic kitchen utensils (UK)
What it can't tell you
Small UK sample; only 30 utensils got full chemical analysis. Exposure estimate rests on a hot-oil simulation. Bromine was always higher than measured flame retardants, so some were missed. No health outcomes. The later Liu 2024 paper misapplied this study's exposure formula (corrected).
Funding
Not checked (full text inaccessible). Europe PMC lists the University of Birmingham, China Scholarship Council and the UK Food Standards Agency.
Topics
Cookware, Recycling, Chemicals
Checked against
Abstract (Europe PMC, PMID 28847134)

Where we cite it