GLOSSARY

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

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CARPET

Can refer to a rug however more commonly referring to a textile floor covering that is permanently laid wall to wall


CARPET PILE

The tufts of yarn that stand erect from the base of the carpet, forming the pile which is walked upon


CAT ION

Positively charged ion.


CATALYST

1. A substance that initiates a chemical reaction and allows it to continue under less than favourable conditions. 2. An agent that provokes significant change.


CAULK

A plastic (flexible) material applied as filler in cracks, joints and connections, prior to decoration, to minimize the likelihood of future cracking.


CAUSTIC

The property of a chemical (usually a base) that enables it to burn, corrode, dissolve or eat away other substances. When the term caustic is used alone, it usually refers to sodium hydroxide, which is used in manufacturing hard soap.


CAVITATION

The formation of partial vacuums in a fluid, caused by high frequency sound waves.


CAVITIES

Hollow spaces in walls, flooring, ceilings and fixtures, into which water can flow, wick or migrate and become trapped or inhibited from drying.


CAVITY WALL

An exterior wall, usually of masonry, consisting of an outer and inner skin.


CEILING PLENUM

The space below flooring and above a suspended ceiling that houses the mechanical and electrical equipment, and which is used as part of the air conveyance or HVAC system. This space is kept under negative pressure.