The Europeans also wanted the effects of other heavy metals, including lead and cadmium, to be reviewed.

According to California's law, businesses are required to give warnings when they expose people to certain toxic chemicals, including lead.

Environmentalists say they are concerned about possible toxic chemicals at the Bronx site, including mercury, barium and lead.

Legacy hazardous substances remain from that occupancy, including lead and asbestos in structures at the site.

MIT experimented with a number of systems including glass, quartz, steel and lead.

However, this introduced a variety of issues, such as foreign contaminants (including lead and other harmful heavy metals).

For many chemicals, including lead and some pesticides, enforceable drinking-water standards are not stringent enough to protect public health.

Linfen has rich mineral resources including coal, iron ore, copper, and lead.

Heavy metals, including lead and zinc, are mined in the north around Bathurst.