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In welding, that surface of a member which is in contact with, or in close proximity to, another member to

A tile or slab of marble cut into a hexagonal shape, so as to produce a honeycomb pattern in pavements.

In ancient Rome, a crypt, cellar, or underground treasury.

Hand-painted wood columns that appear to be marble.

The differential vertical displacement of slabs or members which are adjacent to a joint or crack.

An electrical current that flows from one conductor to ground (or to another conductor) because of an abnormal connection between