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Human kidneys will clean about 1 million gallons of blood in an average lifetime.
Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.
Cyanide works by making the human body unable to use oxygen.
Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
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