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Did you know?
The horizontal fraction bar was introduced by the Arabs.
Did you know?
The FDA recognizes 118 routes of administration.
Did you know?
Everyone has one nostril that is larger than the other.
Did you know?
Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.
Did you know?
In 1844, Charles Goodyear obtained the first patent for a rubber condom.