The following elements are essential to human health EXCEPT: a. Calcium b. Iodi...

Questions

nyawnyaw23 @nyawnyaw23

September 2022 2 1 Report

The following elements are essential to human health EXCEPT:
a. Calcium
b. Iodine
c. Iron
d. Mercury

khtsukishima11

Answer:

d. Mercury

Explanation:

Mercury is harmful and toxic to humans.

The inhalation of mercury vapour can produce harmful effects on the nervous, digestive and immune systems, lungs and kidneys, and may be fatal. The inorganic salts of mercury are corrosive to the skin, eyes and gastrointestinal tract, and may induce kidney toxicity if ingested.

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