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What is a Tube? Definition, Uses, and Examples

A tube is a hollow cylinder or pipe, typically made of metal, plastic, or glass, used for various purposes such as carrying fluids, gases, or other materials. It can also refer to a channel or passage through which something flows or moves.

Example sentences:

1. The water flowed through the tube and into the tank.
2. The exhaust tube carries away the waste gases from the engine.
3. The glass tube was filled with a brightly colored liquid.
4. The patient was connected to an oxygen tube during the surgery.
5. The tube of toothpaste squeezed out a long, thin stream of cream.

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