629. Prohibited uses and activities in regard to lead.

d.     Lead and Lead Processes

629.     Prohibited uses and activities in regard to lead.

No employer1 may use a glaze2 other than a leadless glaze3 or a low solubility glaze4 in the manufacture of pottery5.

No employer may employ a young person6 or a woman of reproductive capacity7 in any of the following activities8:

  1.  

    (1)     in lead smelting and refining processes:

    1.  

      (a)     work involving the handling, treatment, sintering, smelting or refining of ores or materials containing not less than 5 per cent lead; and

    2.  

      (b)     the cleaning of any place where any of the above processes are carried out9;