Glossary

A ratio used in determining the bearing capacity of a foundation; defined as the ratio of the force per unit […]

1. A duct or pipe for conveying hot air, hot water, or steam for heating. 2. In the ancient Roman

Gravel, sand, or desert debris cemented by porous calcium carbonate or other salts.

The nominal internal diameter of a pipe. In contrast, the outside diameter is specified for brass and copper tubing and

Brick that has been treated in a kiln at an elevated temperature to harden it, give it mechanical strength, and