There are two different species of alligator, the American alligator and the Chinese alligator.

The first theatre to show motion pictures was the Nickelodeon on June 19, 1905 in Pittsburgh, Pennsylvania. It was opened by Harry Davis on Smithfield Street.

32 out of 33 samples of well-known brands of milk purchased in Los Angeles and Orange counties in California had trace amounts of perchlorate. Perchlorate is the explosive component in rocket fuel.

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