Reference

May 29, 2026 Steven Eaton

How to Choose a Respirator Cartridge: Complete Selection Guide (2026)

How to Choose a Respirator Cartridge: Choosing the right respirator cartridge comes down to three steps: identify the hazard type (particulate, vapor, gas, or combination), match the NIOSH-approved cartridge class to that hazard, and confirm the cartridge fits your specific facepiece brand.

Read now

June 10, 2026 My Store Admin

What Does Z87+ Mean? ANSI High Impact Rating Explained (2026)
The "+" in Z87+ is the most important character on a pair of safety glasses. It's the difference between a lens rated for a 1-inch ball dropped from 50 inches and a lens rated for a steel projectile at 350...
Read now
June 10, 2026 My Store Admin

ANSI Z87.1 Explained: Complete Guide to Safety Glasses Standards (2026)
ANSI Z87.1 is the American National Standard for Occupational and Educational Personal Eye and Face Protection Devices — the specification that defines what qualifies as a safety glasses, what tests those glasses must pass, and how the resulting ratings are...
Read now
June 10, 2026 Steve Thompson

Respirator Fit Testing: Protocols, Requirements, and Records (2026 Guide)
OSHA 1910.134(f) requires annual fit testing for all tight-fitting respirators. This guide covers 4 QLFT protocols (isoamyl acetate, saccharin, Bitrex, irritant smoke), 3 QNFT protocols (generated aerosol, PortaCount, CNP), pass/fail fit factor thresholds, the facial hair rule, recordkeeping, and a 6-step full-face APR onboarding example.
Read now
June 10, 2026 Steve Thompson

Respirator Cartridge Change-Out: Schedule, ESLI, and Service Life (2026 Guide)
OSHA 1910.134(d)(3)(iii)(B) requires a documented change-out schedule for OV respirators. This guide covers ESLI vs. calculated schedules, 3M Service Life Software inputs, P100 replacement rules, combination OV/P100 dual service life limits, per-SKU guidance for 3M cartridges, and a 6-step worked example for solvent spray painting.
Read now
June 10, 2026 Steve Thompson

OSHA 29 CFR 1926.1153: The Construction Silica Standard (2026 Guide)
OSHA 29 CFR 1926.1153 is the construction silica standard. It sets a PEL of 50 µg/m³, allows Table 1 engineering controls as a compliance option, and requires written exposure control plans and medical surveillance when applicable. This guide covers each compliance option and respirator selection for concrete grinding and masonry work.
Read now
June 10, 2026 Steve Thompson

OSHA 29 CFR 1910.134: The Respiratory Protection Standard (2026 Guide)
OSHA 29 CFR 1910.134 governs respiratory protection programs across general industry and construction. This guide covers every major section: written programs, APF selection, medical evaluations, fit testing, user seal checks, cartridge change-out, IDLH requirements, training, recordkeeping, and a step-by-step compliance example.
Read now
June 10, 2026 Steve Thompson

ANSI/ISEA Z88.2: The Respiratory Protection Program Standard (2026 Guide)
ANSI/ISEA Z88.2 is the consensus respiratory protection program standard, providing guidance that goes beyond OSHA 1910.134 minimums. It covers hazard identification, respirator selection, written programs, fit testing, and program evaluation. This guide explains Z88.2's structure and how it relates to 1910.134 and NIOSH 42 CFR Part 84.
Read now
June 10, 2026 Steve Thompson

OSHA 29 CFR 1926.103: The Construction Respiratory Protection Standard (2026 Guide)
OSHA 29 CFR 1926.103 is the construction respiratory protection standard. It requires all construction employers to comply with 29 CFR 1910.134 — including written programs, medical evaluations, and fit testing. This guide covers APF selection, silica and asbestos rules, common citation triggers and a worked example for concrete grinding.
Read now
June 10, 2026 Steve Thompson

NIOSH 42 CFR Part 84: The Complete Respirator Certification Standard (2026 Guide)
NIOSH 42 CFR Part 84 governs respirator certification in the U.S., replacing the Bureau of Mines standard in 1995. It defines the N/R/P oil-resistance classification and 95/99/100 filtration tiers. This guide covers the approval process, TC number anatomy, and step-by-step Certified Equipment List verification with a worked example.
Read now
May 26, 2026 Steven Eaton

When Does OSHA Require a Respirator? Complete Guide for Safety Managers | WC Safety
When Does OSHA Require a Respirator - safety guide with practical, tested recommendations.
Read now
May 14, 2026 Steven Eaton

OSHA Flammable Cabinet Requirements: 29 CFR 1910.106 and NFPA 30 Explained (2026 Guide)
OSHA 29 CFR 1910.106 limits flammable storage cabinets to 60 gallons of Class I or II liquids and requires double-walled steel construction with self-closing doors. NFPA 30 governs local fire code compliance.
Read now
May 14, 2026 Steven Eaton

OSHA Ladder Requirements: 29 CFR 1910.23 and 1926.1053 Explained (2026 Guide)
OSHA Ladder Requirements: OSHA regulates portable ladders in general industry under 29 CFR 1910.23 (the 2017 Walking-Working Surfaces Final Rule) and in construction under 29 CFR 1926.1053 .
Read now