Occupational health education was provided as training to
all workers at the assembly section and managers of the factory
for 3 h at a time. Lectures focused on the toxicity of lead and
how to protect themselves from harmful properties of lead,
including route to exposure to lead, signs and symptoms of
lead poisoning, and personal hygiene. In addition,
demonstration of wearing an appropriate mask (3M, 9322),
fit testing and respiratory protection training were given as
training at a meeting room of the factory. These contents of
occupational health education are shown in Table 1.