# UL 60079-0 — Which OSHA NRTL is recognized for which test standard: all 21 labs' scopes of recognition, cross-referenced For UL 60079-0, laboratory is Element Materials Technology Portland – Evergreen Inc; standard title is Explosive Atmospheres - Part 0: Equipment - General Requirements, verified against its source on 2026-08-10. - **Laboratory:** Element Materials Technology Portland – Evergreen Inc. _(verified: appears in the quote below)_ - **Standard number:** UL 60079-0 _(verified: appears in the quote below)_ - **Standard title:** Explosive Atmospheres - Part 0: Equipment - General Requirements _(verified: appears in the quote below)_ ## What the source says > UL 60079-0 | Explosive Atmospheres - Part 0: Equipment - General Requirements | ## Source - https://www.osha.gov/nationally-recognized-testing-laboratory-program/element Last verified: 2026-08-10. Review by: 2026-12-08. Part of [Which OSHA NRTL is recognized for which test standard: all 21 labs' scopes of recognition, cross-referenced](https://referencesource.org/nrtl-recognition-scopes/).