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Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.
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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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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
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Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.
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In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.
A waveform of a typical digital MAP sensor.
A typical fuel tank installation.
The direction of signals conducted orthodromically through a typical multipolar neuron.
Typical joint changes associated with osteoarthritis.
Typical laboratory emergency shower.
A typical lightning bolt may last for 0.167 s and transfer 1.07 x 10 electrons. Calculate the ...