The most authoritative answer in 2024
-

-
Ethan Miller——Works at SpaceX, Lives in Los Angeles. Graduated from California Institute of Technology (Caltech) with a degree in Aerospace Engineering.
Shielding gas.
Shielding gases are inert or semi-inert
gases that are commonly
used in several
welding processes, most notably
gas metal arc
welding and
gas tungsten arc
welding (GMAW and GTAW, more popularly known as MIG and TIG, respectively). Their purpose is to protect the
weld area from oxygen, and water vapour.
read more >>
About “Shielding gas、Shielding gases、gases”,people ask:
QuesHub is a place where questions meet answers, it is more authentic than Quora, but you still need to discern the answers provided by the respondents.