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ID number:786077
 
Evaluation:
Published: 01.12.1996.
Language: English
Level: Secondary school
Literature: n/a
References: Not used
Extract

BIRTH OF THE COTTON GIN
Not long after listening to the growers speak of their troubles, Whitney began to experiment and arrived at his basic design of the cotton gin. This machine was created to ease the tremendous burdens of those who labored to pick the seeds from the cotton. Many labored under difficult conditions, and even under good conditions, one could manage to clean only one pound of the crop a day.With his invention, Whitney made it possible to clean fifty pounds per day.
Whitney had arrived at a basic design: a cylinder, through which the cotton was fed, with wire teeth. The ra…

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