In terms of application, the welding fume extraction market is segmented across automotive, construction, shipbuilding, and general manufacturing sectors, a division that underpins the Welding Fume Extraction System segmentation analysis. Automotive assembly lines demand high‑throughput fixed units to meet stringent occupational safety standards, generating the largest share at approximately 35 % of market revenue. Construction sites favor portable extractors due to transient job locations, contributing 30 % of sales. Shipbuilding operations, characterized by extensive metalwork in confined spaces, rely heavily on centralized systems, accounting for 20 % of the market. The remaining 15 % originates from general manufacturing, where a mix of fixed and portable solutions is deployed across diverse product lines. This application‑based taxonomy clarifies how sector‑specific workflow, regulatory pressure, and production volume drive the allocation of market resources.