
50 ◾ Risk Assessment and Security
Table 2.19 (continued) Inorganic Contaminants’ Health Effects
Contaminant Health Effects
Cyanide See Section 2.6.2.
Fluoride
(CAS no. 7782-41-4)
Exposure to drinking water levels above 4.0 mg/L for
many years may result in some cases of crippling
skeletal uorosis, which is a serious bone disorder.
Mercury
(CAS no. 7439-97-6)
Mercury has been shown to damage the kidneys of
laboratory animals, such as rats, when the animals are
exposed to high levels during their lifetime.
Nickel
(CAS no. 7440-02-0)
Nickel has been shown to damage the heart and liver in
laboratory animals when the animals are exposed to
high levels ov ...