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When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

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Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

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Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

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Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Wheat and Cotton Prices and Consumer Price Indexes, 1865–1896 Wheat and Cotton Prices and Consumer Price Indexes, 1865–1896
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Cost = $99.49; Rate of markup based on cost = 32%. Find the markup and selling price. Cost = $99.49; Rate of markup based on cost = 32%. Find the markup and selling price.
Video: Polymerase chain reaction PCR - Animation

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