1970s Yamaha Recorder: 6,652 ppm Lead (90 is unsafe) 4,737 ppm Cadmium (75 is unsafe) & 1,572 ppm Mercury.
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When tested with an XRF instrument this vintage recorder (musical instrument) had the following readings: This is the reading with the XRF analyzer window focused on the gold of the Yamaha logo: Lead (Pb): 6,662+/- 282 ppm Cadmium (Cd): 4,737 +/-192 ppm Mercury (Hg): 1,572 +/- 107 ppm This is the reading of the brown…