core sample
Same as core, 9.
Glossary
core driver
A hardwood or steel cylinder which is the same size as a hole through which it is driven; used to
Glossary
core drill
A drill used to remove a sample of rock in situ, for determining bedrock profiles or for obtaining a core
Glossary
cored cellular material
Cellular material containing a multiplicity of holes which are molded or cut into the material in some pattern, usually perpendicular