Pipeline transport

Pipelines transport gases and liquids in common practice, and have been used to transport solid capsules through pneumatic tubes. Gas and liquid commodities transported through pipelines include:

• Natural gas
• Oil
• Sewage
• Slurry
• Water

List of Pipelines

• Trans-Afghanistan Pipeline (TAP)
• Trans-Alaska Pipeline System (TAPS)

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Pipeline transport has become a metaphor for "pipelines", a term used in in computer science, electrical engineering, and manufacturing.