Glossary

In a wire rope (or the like), the additional stress imposed as a result of the acceleration of the load.

The acceleration produced by the force of gravity at the surface of the earth. (By international agreement the value of g is 386.089

Any directional lighting which emphasizes a particular object or draws attention to a particular area.

Inside a building, air that is free of harmful concentrations of contaminants and that is judged acceptable to at least 80% of the

A test in which one or more parameters (e.g., temperature) is increased or decreased beyond its normal or rated value to determine the