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Did you know?
Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.
Did you know?
Everyone has one nostril that is larger than the other.
Did you know?
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
Did you know?
People about to have surgery must tell their health care providers about all supplements they take.
Did you know?
Excessive alcohol use costs the country approximately $235 billion every year.