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Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

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In 1885, the Lloyd Manufacturing Company of Albany, New York, promoted and sold "Cocaine Toothache Drops" at 15 cents per bottle! In 1914, the Harrison Narcotic Act brought the sale and distribution of this drug under federal control.

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In 1844, Charles Goodyear obtained the first patent for a rubber condom.

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According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

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Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

A typical distillation curve. Heavier molecules evaporate at higher temperatures and contain more ... A typical distillation curve. Heavier molecules evaporate at higher temperatures and contain more ...
A typical large tool box, showing just one of many drawers. A typical large tool box, showing just one of many drawers.
Typical fireproof flammable storage cabinet. Typical fireproof flammable storage cabinet.
Wiring diagram of a typical Ford electronic ignition. Wiring diagram of a typical Ford electronic ignition.
A typical waveform from a knock sensor during a spark knock event. This signal is sent to the ... A typical waveform from a knock sensor during a spark knock event. This signal is sent to the ...
8.The following table contains DNA-sequence information compiled by Marilyn Kozak (1987). The ... 8.The following table contains DNA-sequence information compiled by Marilyn Kozak (1987). The ...
Video: Electrocardiogram Examination

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