When this small (brand new, 2018) hand-held brass bell was tested with an XRF instrument it had the following reading: Lead (Pb): 35,200 ppm +/- 1,000 ppm The concern I have for these small brass items is that they are often given to children to play with and, especially in the case of high-lead brass, Read More about Small New (2018) Brass Bell: 35,200 ppm Lead. 90 ppm is unsafe for kids, yet I often see these in Montessori schools!
PinkMontessori Montessori materials -Set of 8 Brown Bells (PitchClock) – Pink Montessori
Brass Bell Clapper - Great Sounding - Temple/Church/Religious/Traditional/School/Collage : (Brass : Length: Approx 5 Inches)
Montessori Bells
Vintage Hand Painted Nippon China: 3,115 ppm Lead. 90 ppm Lead is considered unsafe in items used by kids.
Bel Air - Children's Manor Montessori School
Lead paint poisons poor Chicago kids as city spends millions less on cleanup – Chicago Tribune
MONTESSORI NEWSLETTER: (Authentic Montessori), Newsletter #17, November, 2014. Michael Olaf
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Original Montessori Bells - Montessori Education
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File:MontessoriBells.JPG - Wikipedia
Waldorf Archives - Lead Safe Mama