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Botany a water-transporting element in a plant; a xylem vessel or a tracheid
Any round, tubelike enclosure to protect insulated electrical wires from external mechanical damage. Conductors are pulled through by fishtape and connected to outlet boxes and fixtures. Flexible conduit consists of a spiral of flexible interlocking aluminum through which wires can be run. Rigid conduit consists of straight sections of aluminum, steel, or plastic pipe joined by fittings, which can be bent into curved sections. Thin wall conduit consists of steel tubing with a thinner wall than rigid conduit, which can be used where damage potential is minimal.
Solid or flexible metal or other tubing through which insulated electric wires are run.
Any channel or pipe for conducting the flow of water or other fluid.
A water-filled underground passage that is always under hydrostatic pressure.
1. A tube or pipe used to protect electric wiring.
2. A tube or pipe used for conveying fluid.
3. Any channel intended for the conveyance of water, whether open or closed.