sentence: A man puts on welding safety gear. sentence:  The man starts welding something on a metal table. sentence:  He stops welding, lifts his face mask and adjusts things in the table. sentence:  He then lowers his face mask and starts welding again. sentence:  He stops and lifts his mask again. sentence:  He uses a tool to hit something on the table before sanding it. sentence:  The man pulls off his gloves while walking to the camera. sentence:  He brings the camera to the table to show the work he has done.