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Did you know?
The horizontal fraction bar was introduced by the Arabs.
Did you know?
Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.
Did you know?
Illicit drug use costs the United States approximately $181 billion every year.
Did you know?
Cyanide works by making the human body unable to use oxygen.
Did you know?
On average, the stomach produces 2 L of hydrochloric acid per day.