WGN 100 · Welding BasicsSession 5 · Hour 1 · Slag and spatterInstructor cue 깨끗함은 용접의 일부.90 minNow Open · 5 min left · next Demo한ENScriptBodyClearHour 1Slag and spatterHour 2Follow Slag and spatterHour 3Your turn · Slag and spatterHour 4Check Slag and spatterThis browser cannot play the film.CheckClean is part of the weld. Week 5: name, order, result. Then Clean is part of the weld.