The horizontal fraction bar was introduced by the Arabs.
Did you know?
Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.
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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
Drawer Test
Weber test: Place the base of the tuning fork on top of the client’s head.