Question

question: fact 1- argon is used as a shielding gas during welding process.
fact 2- improper choice of a welding gas can lead to a porous and a weak weld.
develop an argument in favour of above two arguments.​

Answer 1

Answer:

well...pure argon is the most popular shielding gas and is often used for gas metallic and gas tungsten arc for welding.It surely depends on what gas do we use for welding ...But if your asking me to develop an arguement , then i would've chosen argon first....