Write about the welding techniques/processes and the type of joint methods that can be used with this welding. what are the pros and cons. type of the TIG welding . you can include more topics to cover. you may include pics too(preferred). use sources as much as you can (prefer +10).

About the references should be:

– the sources should be resent between 2012-2019.

– most cited (google scholar)

– US patents (.gov)

– scientific format