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Syphon |
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siphon, syphon
1. a tube placed with one end at a certain level in a vessel of liquid and the other end outside the vessel below this level, so that atmospheric pressure forces the liquid through the tube and out of the vessel 2. See soda siphon 3. Zoology any of various tubular organs in different aquatic animals, such as molluscs and elasmobranch fishes, through which a fluid, esp water, passes Syphon a vessel for preparing and storing soda water. There are self-charging and charged types. A self-charging syphon consists of a bottle made of metal or of glass with a reinforcing metal network and a screwed-on head. The head is equipped with a discharge tube and a clip holding a cartridge of liquid carbon dioxide under a pressure of 57.5 × 105 newtons/m2(57.5 atmospheres). When the clip is rotated, a hollow needle pierces the plug in the cartridge, and gas passes into the syphon. Self-charging syphons made of metal have capacities of 1 to 2 liters (/); those made of glass have a capacity of 1 l. Charged syphons are manufactured from thick-walled glass and have capacities ranging from 0.8 to 2l. They are filled at special stations under pressures of 6 × 105 to 8 × 105 newtons/m2 (6 to 8 atmospheres). Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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