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Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).
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Green tea is able to stop the scent of garlic or onion from causing bad breath.
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The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.
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Signs and symptoms that may signify an eye tumor include general blurred vision, bulging eye(s), double vision, a sensation of a foreign body in the eye(s), iris defects, limited ability to move the eyelid(s), limited ability to move the eye(s), pain or discomfort in or around the eyes or eyelids, red or pink eyes, white or cloud spots on the eye(s), colored spots on the eyelid(s), swelling around the eyes, swollen eyelid(s), and general vision loss.
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If all the neurons in the human body were lined up, they would stretch more than 600 miles.
An example showing a modification that has occurred as a result of biological evolution
The internal structures of the outer, middle, and inner ear.
Hearing process
Distribution of bonding and outer nonbonding electrons in the peptide group
Albert Bierstadt, Puget Sound on the Pacific Coast.
Loud Music and Hearing Loss (2 of 2)