Search results
Results from the WOW.Com Content Network
Shadoof or shaduf comes from the Arabic word شادوف, šādūf. It is also called a lift, [5] well pole, well sweep, or simply a sweep in the US. [12] A less common English translation is swape. [13] Picotah (or picota) is a Portuguese loan word. It is also called a jiégāo (桔槹) in Chinese.
The first known crane machine was the shaduf, a water-lifting device that was invented in ancient Mesopotamia (modern Iraq) and then appeared in ancient Egyptian technology. Construction cranes later appeared in ancient Greece, where they were powered by men or animals (such as donkeys), and used for the construction of buildings.
The screw pump is the oldest positive displacement pump. [1] The first records of a water screw, or screw pump, date back to Hellenistic Egypt before the 3rd century BC. [1] [3] The Egyptian screw, used to lift water from the Nile, was composed of tubes wound round a cylinder; as the entire unit rotates, water is lifted within the spiral tube to the higher elevation.
Whether it's called shaduf, shadoof, or any other variant, there should be complete consistency throughout the article. It should pick one name as a preferred version, mention the others, and then stick to the preferred name throughout. Currently, we have the article name "Shadoof" immediately followed by "A shaduf.... is an irrigation tool".
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
This page was last edited on 22 February 2004, at 14:31 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.
From wildfires and intense heat, to devastating hurricanes and tornadoes, weather dominated the news in 2024.And for every beautiful image of the aurora borealis or a stunning rainbow, more images ...
There is no one better to tell the story of womenhood in Afghanistan than the women themselves