Question

question 4
whenever a welder uses a hand - held gun, the process is termed a(n) _______ welding operation.
manual
semi automatic
fully automatic

Explanation:

When a welder uses a hand - held gun, it implies direct human control. Manual welding operations involve the welder directly controlling the welding process with hand - held equipment. Semi - automatic and fully automatic processes have more machine - driven or automated elements.

Answer:

manual