Ancient and Medieval Era
Early uses of water power date back to Mesopotamia and ancient Egypt, where irrigation has been used since the 6th millennium BC and water clocks had been used since the early 2nd millennium BC. Other early examples of water power include the Qanat system in ancient Persia and the Turpan water system in ancient China.
Read more about this topic: Hydraulics
Famous quotes containing the words ancient and, ancient, medieval and/or era:
“Men must speak English who can write Sanskrit; they must speak a modern language who write, perchance, an ancient and universal one.”
—Henry David Thoreau (1817–1862)
“It takes place ... always without permanent form, though ancient and familiar as the sun and moon, and as sure to come again.”
—Henry David Thoreau (1817–1862)
“The medieval university looked backwards; it professed to be a storehouse of old knowledge.... The modern university looks forward, and is a factory of new knowledge.”
—Thomas Henry Huxley (1825–1895)
“How many a man has dated a new era in his life from the reading of a book.”
—Henry David Thoreau (1817–1862)