Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.
Did you know?
According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.
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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
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In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.
Iron Meteorites
How to calculate present value (Question 1)
Human population growth, 1700 - present
Red rocks due to oxidation of iron near the surface
How many grams of H2 gas are there in a 5.00-L cylinder at 4.00 × 103 mm Hg and 23°C?