Welding Fumes

Safety Summary

Regulatory Status

Sources

No citations are recorded specifically for the human adult context, so the record-wide source list is shown. It backs the record, not this particular band.

• IARC Monographs Volume 118: Welding, Molybdenum Trioxide, and Indium Tin Oxide REGULATORY · 2018
• NIOSH: welding fume treated as a potential occupational carcinogen — lowest feasible concentration (the former 5 mg/m³ total-fume REL was withdrawn; no current numeric welding-fume REL) REGULATORY · 2019
• OSHA: no single welding-fume PEL — regulated per constituent (Mn, iron oxide as PNOR, Pb, etc.) under Table Z-1, plus 29 CFR 1910.1026 for hexavalent chromium [Cr(VI)] in stainless-steel welding REGULATORY · 2020
• American Welding Society — ANSI Z49.1 Safety in Welding, Cutting, and Allied Processes (engineering-controls + LEV + ventilation + respirator + total-fume-management cohort framework) REGULATORY · 2021
• Honaryar MK, Lunn RM, Luce D et al. — Welding fumes and lung cancer: a meta-analysis of case-control and cohort studies (post-IARC-118 confirmatory pooled analysis driving Group 1 reaffirmation) STUDY · 2019
• PROPOSITION 65 LIST OF CARCINOGENS OR REPRODUCTIVE TOXICANTS REGULATORY · 2026
• where to look IARC Monographs — Monographs available (index) REGULATORY · 2026
• IARC's List of Classifications DATA, as the IARC list page loads it REGULATORY
• 29 CFR 1910.1026 Chromium (VI) — eCFR full-text XML, 2026-09-22 REGULATORY
• 29 CFR 1915 Subpart Z (incl. 1915.1000 Table Z—Shipyards) Toxic and Hazardous Substances (eCFR, as of 2026-09-01) REGULATORY
• 29 CFR 1926.1126 Chromium (VI) (construction) — eCFR versioner full XML, up to date as of 2026-09-22 REGULATORY

Same data as the API response, which is open and needs no key. The full per-record source list is available to authenticated callers.