1999 Wedgwood white glazed Edme teacup (Made in England): 43,100 ppm Lead. 90 ppm is unsafe for kids.
2019 “made in China” ceramic Ikea mug (21963-1 ): Lead-free glaze, 38 ppm Lead in the substrate. Safe by all standards.
Dollar Store Royal Norfolk White Ceramic Plate by Greenbrier International: 30 ppm Lead. Safe by all standards.
Syracuse large cereal bowls – nicked from a college cafeteria c. 2002: 31,900 ppm Lead [90 ppm is unsafe for kids.]
Tognana “Made in Italy” white glazed ceramic plate: 2,472 ppm Lead in logo & 193 ppm on food surface.
Hudson Park Collection “Made In China” white ceramic plate with gold back mark: 171 ppm Lead on back mark.
2019 Sweese brand “Eco-Friendly” & “Lead-Free” ceramic mug: 29 ppm Lead. Note: This is Lead-SAFE by all standards.