Glossary

A check is a crack in the wood that does not penetrate all the way through the depth of the board.

The cheek is the side of the hammer that connects the head and claw to the handle.

A chisel is a sharp ended wood cutting tool often used with a hammer or mallet

Top and bottom parts of an open web truss. These components define the upper and lower edges of an open web truss

A chuck is a specialized type of clamp with jaws that open and close used to hold a drill bit or driver bit in place in a drill

A circuit breaker is a special switch installed in the load center for each branch circuit that disconnects power if too much amperage flow is detected

To clad is to wrap or cover exterior material over a core material to protect a window from weathering (usually vinyl, aluminum or fiberglass)

A Class A fire extinguisher type is suitable to treat fires from ordinary combustibles like wood, rubber, fabrics, and plastics

A Class B fire extinguisher type is suitable to treat fires from flammable liquids and gases like gasoline, oils, paints, and lacquers

A Class C fire extinguisher type is suitable to treat fires involving live electrical sources