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Workplace Exposure Limits 2026 — What Every PCBU Must Know Before 1 December

There is a date circled on the calendar for every business that works with airborne contaminants. That date is 1 December 2026. From that point, the Workplace Exposure Limits for airborne contaminants replace the current Workplace Exposure Standards across Australia. For some businesses, this will feel like a name change. For others, it means real...

Bisphenol-A WEL 2 mg/m³: monitoring and control priorities for PCBUs

Bisphenol-A (BPA) has a new WEL of 2 mg/m³ (8-hour TWA). WES applies until 30 November 2026, then WEL applies when implemented. Exposure profile BPA may occur in resin, polycarbonate and epoxy manufacture, powder handling, bag emptying, blending, charging, milling, maintenance, labs and clean-down. Skin contact and sensitisation remain separate from airborne comparison. SEG and...

Barium sulfate (respirable): preparing for Australia’s new WEL of 1.35 mg/m³

Respirable barium sulfate is a new WEL listing at 1.35 mg/m³ (8-hour TWA). Inhalable barium sulfate is separate; do not collapse fractions. WES applies until 30 November 2026, then WEL applies once implemented. Check your WHS regulator. Why PCBUs should act now Powder handling, bag cutting, hopper charging, milling, screening, fillers, plastics compounding, pack-out, damaged...

Benzoyl chloride WEL 2.8 mg/m³ (0.5 ppm): what PCBUs should do before Dec 2026

Benzoyl chloride has a new 8-hour WEL of 2.8 mg/m³ (0.5 ppm). WES governs until 30 November 2026; WEL applies from 1 December once implemented. Check the WHS regulator. Where it appears Reactive acyl chloride may occur in fine chemical, pharmaceutical, dye and specialty production, toll synthesis, laboratories, drum/IBC transfer, filter changes, maintenance and waste....

Workplace Exposure Limits (WEL) Replace WES from December 2026: Governance Preparation Employers Must Start Now

If your business works with chemicals, dust, fumes, vapours, or gases, December 2026 is a compliance date you need on your radar right now. A significant change to how airborne contaminant exposure is regulated in Australian workplaces is coming. And while six months may feel like plenty of time, the organisations that move through this...

Workplace Exposure Limits 2026: What You Need to Know Before December 2026

Australia is making landmark changes to the chemical safety regulations in the workplace. From 1 December 2026, Workplace Exposure Standards (WES) will be replaced by Workplace Exposure Limits (WEL).  These limits establish the maximum amount of a chemical that a worker can safely exposed to  during the course of their work. The limits only apply...

Respirable Dust vs Inhalable Dust: Major Differences and Health Hazards

Dust can be found almost everywhere, be it an industrial or occupational environment. However, it is crucial for one’s health to understand the difference between respirable dust and inhalable dust. There are two kinds of airborne dust particles differentiated by particle size, origin, and the health hazards they represent. The main aim of this article is to...

Choosing the Right Full Face Respirator for Facial Hair and Beards

Where the atmosphere is contaminated with air pollutants, respirator selection becomes critical for ensuring safety. Selection of the appropriate full-face respirator is a challenge for individuals who sport facial hair, especially beards and mustaches. The following article will walk you through the complexities of choosing the right respirator that offers you effective respiratory protection while...

Understanding Respiratory Protection: Negative vs Positive Pressure Respirators

Respiratory protection remains one of the prime necessities across many industries, most particularly where workers are exposed to airborne hazards. In a lineup of different types of respiratory protective devices, negative and positive pressure respirators are considered quite important regarding worker safety. The following article will explain the definitions, principles of operation, types, and uses...