Glossary

C

CALCIUM CARBONATE: A mined material (chalk) that is used as an extender or filler for paint and sealant.

CHALKING: Deterioration of the surface of an exterior paint upon weathering into a faded, powdery substance. Chalking occurs when the paint's binder is degraded by harsh environmental conditions. Chalk should be removed prior to repainting.

CHECKING: Patterns of short, narrow breaks in the top layer of paint. Checking occurs when the paint loses its elasticity.

CHEMICAL RESISTANCE: The ability of a coating to resist damage by chemicals.

CHIME: The lip around the opening of a paint can into which the lid is placed.

CLAY: A white, mined mineral used as an extender - mostly in interior paints <MORE>

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