In a multi-pass weld, the temperature of the weld area between passes.

Cooling of heated metals or alloys in a bath of molten metal or salt, instead of using water or oil cooling medium.

Metal that is brittle and unworkable above room temperature. Sulfur in steel causes a hot short condition.

Entrapped foreign solid material, such as slag, flux, tungsten, or oxide.

Measurement of the amount of energy required to rupture metals with sudden or shock loads.