Session 1 · Hour 1 · The quiet arc

1. Hour 1The quiet arc
2. Hour 2The paper before the spark
3. Hour 3The walk of the booth
4. Hour 4A closed room is a trap

CheckRead the WPS. Write metal, joint, position, gas, filler. Point helmet, gloves, torch, bottle. Foreman signs. Then you may set. A pretty bead on the wrong plate is still a defect. A closed room of argon is a faint.