Glossary of Terms - D

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Damper: A moveable plate for regulating the draft in a chimney.

Distribution main: Underground pipelines that carry natural gas from utilities to homes and businesses.

Distribution wires: Power lines that carry electricity through towns and neighborhoods to homes and businesses. Distribution lines can run overhead or underground.

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