Glossary

The flow of moisture through a capillary pore system, as in concrete.

In cement paste, any space not occupied by anhydrous cement or cement gel. Air bubbles, whether entrained or entrapped, are

A tube of small internal diameter; used in refrigeration as a control for the flow of liquid refrigerant, or as

Water, above the water table, held there by capillary action.

A tower which flanks an arched entrance and acts, or appears to act, as a buttress.