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Xerography
Xerography is a dry photocopying technique. Originally called electrophotography, it was renamed xerography—from the Greek roots ξηρός xeros, “dry” and -γραφία -graphia, “writing”—to emphasize that unlike reproduction techniques then in use such as cyanotype, the process of xerography used no liquid chemicals.
Lists containing Xerography :
25 Best Inventions of 20th Century
The Best Inventions of the 20th Century: During the hundred years of the 20th century, technology, science, invention and re-invention progressed at an accelerated pace than in any other century. We started the 20th century with the infancy of the airplane, the automobile, and the radio, when those inventions amazed us with their novelty and…