From: A pilot study to assess lead exposure from routine consumption of coffee and tea from ceramic mugs: comparison to California Safe Harbor Levels
Cup Name
Lead Concentration (μg/L)
Min
Max
Mean
Median
Black Logo1
<0.2
0.2
0.18
Black Logo2
Green Decorative
0.8
8.6
2.05
1.45
Yellow Decorative
0.4
0.23
Red Decorative
0.3
0.21
Glass