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A skimmer or surface separator [1] (it separates substances from the surface of a liquid) [2] [3] is an essential accessory for the maintenance and cleaning of the water in a swimming pool. It is used to remove all the surface dirt floating on the water surface, such as leaves , tanning oil and human secretions.
Rotational force the pool return jets create is the most important part of cleaning the pool water and pushing organic waste across the mouth of the skimmer. With a correctly designed and operated swimming pool, this circulation is visible and after a period of time, reaches even the deep end, inducing a low-velocity vortex above the main drain ...
Schematic cross section of a pressurized caisson. In geotechnical engineering, a caisson (/ ˈ k eɪ s ən,-s ɒ n /; borrowed from French caisson 'box', from Italian cassone 'large box', an augmentative of cassa) is a watertight retaining structure [1] used, for example, to work on the foundations of a bridge pier, for the construction of a concrete dam, [2] or for the repair of ships.
Treehouse Masters, The Pool Master Insane Pools: Off the Deep End [ 1 ] [ 2 ] is a home improvement show airing on Animal Planet [ 3 ] [ 4 ] [ 5 ] and DIY Network [ 6 ] that follows pool designer Lucas Congdon [ 7 ] [ 8 ] [ 9 ] and his team from Lucas Lagoons.
The effectiveness of a skimmer deployed in open water or oil spill recovery is highly dependent on the roughness of the surrounding water that it is working on: the more choppy the surrounding wake and water, the more water the oil skimmer will take in along with the oil, rather than take in oil alone.
The Taiwanese retrofitted skimmer, A Whale. The three basic approaches for removing the oil from the water were: burning the oil, filtering offshore, and collecting for later processing. On 28 April 2010, the USCG announced plans to corral and burn off up to 1,000 barrels (160 m 3) of oil each day.