- XRF analysis shows that Sb widely occurs in paints-enamels up to concentrations of 6%.
- Old paints contain Sb as an anti-chalking agent.
- Newer, brightly-coloured paints may contain Sb as a colour fastener.
- In glass and ceramics, Sb is present as a pigment, fining agent, opacifier or fastener.
- Sb in these products is not regulated but its health risks remain largely unknown.