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Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.
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The horizontal fraction bar was introduced by the Arabs.
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Green tea is able to stop the scent of garlic or onion from causing bad breath.
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On average, the stomach produces 2 L of hydrochloric acid per day.
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Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.