Assertion: arc welding | /r/ObjectUse | used in underwater welding
Facets:
value: often
type: TEMPORAL
value: in repair
type: PURPOSE
Source sentences:
text: Shielded metal arc welding is also often used in underwater welding in the construction and repair of ships, offshore platforms, and pipelines, but others, such as flux cored arc welding and gas tungsten arc welding, are also common.