Introduction
Tamara Rubin is an independent advocate for consumer goods safety and she is also a mother of Lead-poisoned children. She began testing consumer goods for toxicants in 2009 and was the parent-advocate responsible for finding Lead in the popular fidget spinner toys in 2017. She uses XRF testing (a scientific method used by the Consumer Product Safety Commission) to test consumer goods for contaminants including Lead, Cadmium, Mercury and Arsenic.
XRF Test results for the Stangl dish pictured
XRF Test results for the Stangl dish pictured#1.) Center of the food surface of the dish pictured:
- Lead (Pb): 205,600 +/- 10,000 ppm
- Barium (Ba): 1,959 +/- 259 ppm
- Antimony (Sb): 4,502 +/- 383 ppm
- Tin (Sn): 497 +/- 72 ppm
- Zinc (Zn): 479 +/- 78 ppm
- Iron (Fe): 690 +/- 230 ppm
#2.) Brown back of the dish pictured:
- Lead (Pb): 168,000 +/- 8,100 ppm
- Barium (Ba): 1,665 +/- 241 ppm
- Zinc (Zn): 115 +/- 50 ppm
- Iron (Fe): 1,370 +/- 297 ppm
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