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Did you know?

The average office desk has 400 times more bacteria on it than a toilet.

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

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Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

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About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

The bacterial cell wall: (a) gram-positive bacterium; (b) gram-negative bacterium. The bacterial cell wall: (a) gram-positive bacterium; (b) gram-negative bacterium.
Use a DMM set to read DC volts to check the voltage drop of the positive circuit to the fuel ... Use a DMM set to read DC volts to check the voltage drop of the positive circuit to the fuel ...
The positive correlation between the ability of various neuroleptics to bind to D2 receptors and ... The positive correlation between the ability of various neuroleptics to bind to D2 receptors and ...
Constant velocity versus positive velocity Constant velocity versus positive velocity
Hand signals are an effective emergency backup to ra- dio communication systems. Shown are several ... Hand signals are an effective emergency backup to ra- dio communication systems. Shown are several ...
Positive and Negative Reinforcement Positive and Negative Reinforcement
Video: Energy sources - types

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