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Illicit drug use costs the United States approximately $181 billion every year.

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Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

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The horizontal fraction bar was introduced by the Arabs.

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In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

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Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Overview of gas exchange between the environment, blood, and cells. Overview of gas exchange between the environment, blood, and cells.
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China's proposed supercollider plans to be twice the size of the Large Hadron Co China's proposed supercollider plans to be twice the size of the Large Hadron Co
Preparing a Urine Specimen for Microscopic Examination (for Classroom Evaluation Only) Preparing a Urine Specimen for Microscopic Examination (for Classroom Evaluation Only)
The social movement that centers on the environment has become global. In all nations, people are ... The social movement that centers on the environment has become global. In all nations, people are ...
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