This tile was in a San Francisco, California middle school auditorium that I did a presentation at in 2013. It tested positive for lead at 9,391 ppm when tested with an XRF instrument.
To see more posts with tile I have tested, click here.
To read more about the concern for lead in tile, click here.
Thanks for reading!
As always, please let me know if you have any questions!
Tamara Rubin
#LeadSafeMama
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