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2. Storage tank - Wikipedia

   en.wikipedia.org/wiki/Storage_tank

   Storage tanks are available in many shapes: vertical and horizontal cylindrical; open top and closed top; flat bottom, cone bottom, slope bottom and dish bottom. Large tanks tend to be vertical cylindrical, with flat bottoms, and a fixed frangible or floating roof, or to have rounded corners transition from the vertical side wall to bottom ...

3. External floating roof tank - Wikipedia

   en.wikipedia.org/wiki/External_floating_roof_tank

   An external floating roof tank is a storage tank commonly used to store large quantities of petroleum products such as crude oil or condensate. It consists of an open- topped cylindrical steel shell equipped with a roof that floats on the surface of the stored liquid. The roof rises and falls with the liquid level in the tank. [1]

4. Water tower - Wikipedia

   en.wikipedia.org/wiki/Water_tower

   Beaumont St. Louis and San Francisco Railroad Water Tank (1875, restored 2012), Beaumont, Kansas, US. Although the use of elevated water storage tanks has existed since ancient times in various forms, the modern use of water towers for pressurized public water systems developed during the mid-19th century, as steam-pumping became more common, and better pipes that could handle higher pressures ...

5. Fixed roof tank - Wikipedia

   en.wikipedia.org/wiki/Fixed_roof_tank

   A fixed roof tank is a type of storage tank, used to store liquids, consisting of a cone- or dome-shaped roof that is permanently affixed to a cylindrical shell. Newer storage tanks are typically fully welded and designed to be both liquid- and vapor-tight. Older tanks, however, are often riveted or bolted, and are not vapor tight.

6. Aponogeton ulvaceus - Wikipedia

   en.wikipedia.org/wiki/Aponogeton_ulvaceus

   Aponogeton ulvaceus is a submerged aquatic plant in the Aponogetonaceae family. [2] It has a small cone shaped, slightly hairy rhizome about 30 mm (1 + 1 ⁄ 4 in) in diameter. The leaf blades have a base that tapers gradually, pale green in colour (reddish under intense light), over 50 cm (20 in) long and 8 cm (3 in) broad, with a wavy margin on petioles of an equal length, and in appearance ...

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