Excessive alcohol use costs the country approximately $235 billion every year.
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There are 60,000 miles of blood vessels in every adult human.
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Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.
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Your heart beats over 36 million times a year.
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Medication errors are three times higher among children and infants than with adults.
Amsterdam Albatross - Adult in flight, showing dark plumage typical of the species.
The same star field photographed with (a) a ground-based telescope, which is subject to poor seeing
A typical pedestal grinder with a wire wheel on the left side and a stone wheel on the right side. ...
A typical engine-driven cooling fan.
A typical heated zirconia oxygen sensor, showing the sensor signal circuit that uses the outer ...