00537nam a22001937a 4500 20260211141628.0 260211b ||||| |||| 00| 0 eng d 9789351158509 671.522 G21 2016 3G E-Learning, author. Gas welding : beginner / 3G E-Learning. vi, 250p. : color illustrations. Includes index. 600-699 Welding. Welding -- Safety measures. Gas metal arc welding. ddc BK 1578 1578 0 0 ddc 0 0 NFIC CL CL RES 2026-02-11 7722 0 671.522 G21 2016 7722 2026-02-11 2026-02-11 BK