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The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

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There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

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Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

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Cyanide works by making the human body unable to use oxygen.

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All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Lilly Martin Spencer’s Young Husband: First Marketing (1854). Note that passers-by are amused at thi Lilly Martin Spencer’s Young Husband: First Marketing (1854). Note that passers-by are amused at thi
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In 1969 a UC Berkeley group fired a carbon nucleus at a californium target. Give In 1969 a UC Berkeley group fired a carbon nucleus at a californium target. Give
Video: Properties of water -structure of water and polarity (Ionized and polar compounds)

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