Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.
Did you know?
Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.
Did you know?
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
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The FDA recognizes 118 routes of administration.
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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.
NaCl crystals dissolving in water
The Water Cycle
Water Gradient
Water Loss Through Evaporation
Water strider (Gerris remigis) on water surface, showing surface tension.