Small New (2018) Brass Bell: 35,200 ppm Lead. 90 ppm is unsafe for kids, yet I often see these in Montessori schools!
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!
Magnetic Spirit Level 3 Bubble Mini Portable Spirit Level - Temu
Two-thirds of Chicago kids under 6 exposed to lead in water, study estimates - The Washington Post
Two-thirds of Chicago kids under 6 exposed to lead in water, study
Johnson Level Aluminum 9-in 3 Vial Magnetic Torpedo Level in the
Purposeful Movement, not Random Activity: The Montessori Contribution - LePort Montessori Schools
MONTESSORI NEWSLETTER: (Authentic Montessori), Newsletter #17, November, 2014. Michael Olaf
Areas In Our Classrooms — Belle Menti Montessori School
Way more kids than we thought have lead poisoning
Montessori Archives - Lead Safe Mama
Lead keeps poisoning children. It doesn't have to.
Vintage Hand Painted Nippon China: 3,115 ppm Lead. 90 ppm Lead is considered unsafe in items used by kids.
Toddler Program (18 Months - 3 Years) I Hill Country Montessori School
Lead paint poisons poor Chicago kids as city spends millions less on cleanup – Chicago Tribune
Montessori Archives - Lead Safe Mama