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Glossary of Home/Building Structural Components

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The following terms define Building and Machine Parts

- E -

edge: border;: part farthest from middle.

elbow: L-shaped fastener or connective piece. Especially for pipes.

expansion joint: joint in masonry or concrete that accommodates expansion and contraction of materials without damaging structure.

exterior structure: elements and components of a structure that are visible from outside it.

exterior wall: flat, vertical surface that laces away from studs.