OPTIMIZING FUME EXTRACTION: AN EMPIRICAL STUDY ON THE PERFORMANCE OF LOCAL EXHAUST VENTILATION (LEV) FOR WELDING IN TECHNICAL VOCATIONAL LABORATORIES. Lex localis - Journal of Local Self-Government, [S. l.], v. 23, n. S6, p. 6285–6295, 2025. DOI: 10.52152/s0bcns08. Disponível em: https://lex-localis.org/index.php/LexLocalis/article/view/802764. Acesso em: 14 mar. 2026.