A tube is hollow cylindrical shape.
For related terms see:
- Tube (container)
- Food tubes
- Cathode ray tube / Electron tube
- Inner tube
- Test tube
- Vacuum tube
- London Underground ("The Tube")
- In surfing, the inside of a hollow wave is known as a tube.
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See also: Special:PrefixIndex/Tube and all pages with titles containing “Tube”