Assertion: electrode's slag | /r/CapableOf | protect the weld pool
Facets:
value: from the surrounding atmosphere
type: TRANSITIVE-OBJECT
value: from atmospheric contamination
type: TRANSITIVE-OBJECT
Source sentences:
text: Both the gas and slag protect the weld pool from atmospheric contamination.
text: Simultaneous melting of the flux coating on the rod will form gas, and slag, which protects the weld pool from the surrounding atmosphere.