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Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

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Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

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The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

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

Plant cell-to-cell junctions known as middle lamella Plant cell-to-cell junctions known as middle lamella
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Traction the neck by placing the head, in neutral position facing upward, in one hand. Place the ... Traction the neck by placing the head, in neutral position facing upward, in one hand. Place the ...
Ayurvedic massage. Sliding circles at the seat of Vata, recipient in side-lying position. Ayurvedic massage. Sliding circles at the seat of Vata, recipient in side-lying position.
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Video: Requirements for nervous signals

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