R 408.14226
R 408.14226 Use of lead.
Cite as Mich. Admin. Code R 408.14226
Rule 4226. The following safety requirements apply to lead casts or other use
of lead in a forge shop or die shop:
(a) Thermostatic control of heating elements shall be provided to maintain
melting temperature at not more than 750 degrees Fahrenheit.
(b) A covered container shall be provided to store dross skimmings.
(c) Equipment shall be kept clean, particularly from accumulations of lead oxide.
(d) A sign shall be posted in the work area prohibiting eating in the area and
calling attention to dangers of oral ingestion of lead dust from hands and clothing.