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Did you know?
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
Did you know?
As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.
Did you know?
The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
Did you know?
The FDA recognizes 118 routes of administration.
Did you know?
Cyanide works by making the human body unable to use oxygen.

