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Knowledge Centre

Science worth sharing

Practical, peer-grade insight from our hygienists and exposure scientists: technical articles, guidance and case studies across the disciplines we practise.

FeaturedEvidence & Litigation 22 min read

When Transparency Becomes Testimony: Sustainability Reporting and Legal Liability in Exposure Litigation

The documents companies publish to demonstrate responsibility are becoming the evidence used to establish it. How sustainability reporting operates as both proof and misrepresentation in occupational and community exposure litigation, from Nkala and Kabwe to Vedanta, Okpabi and the Vale securities case.

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Exposure Science

Why Low-Cost Air Quality Sensor Networks Fail, and How to Make Them Defensible

Cheap sensors have made dense air quality monitoring possible for the first time. They have also produced a great deal of data that collapses the moment it is challenged. The difference between the two outcomes is not the hardware. It is the exposure science wrapped around it.

24 July 2026 11 min

Evidence & Litigation

When Transparency Becomes Testimony: Sustainability Reporting and Legal Liability in Exposure Litigation

20 July 2026 22 min

Evidence & Litigation

Defensible by Design: Exposure Science, Occupational Hygiene, Occupational Medicine and Toxicology When Decisions Are Tested

Evidence-based protection of workers and communities rests on four disciplines working together. When those decisions reach a courtroom, the quality of that evidence is what survives a Daubert challenge, and organisations that ignored the professionals may find themselves exposed.

8 June 2026 9 min

Evidence & Litigation

Reconstructing the Past: Exposure Reconstruction in Occupational Disease Claims

Occupational disease surfaces decades after the exposure that caused it. When claims arrive, someone has to rebuild what workers were actually exposed to, and the quality of that reconstruction often decides the case.

30 May 2026 7 min

Evidence & Litigation

Bradford Hill at Work: How Science Establishes Causation in Occupational Disease

An association between exposure and disease is not the same as cause. The Bradford Hill viewpoints remain the framework that exposure science, medicine and toxicology use to bridge that gap defensibly.

12 May 2026 6 min

Occupational Hygiene

Controlling Respirable Crystalline Silica in Hard-Rock Mining

Silicosis is preventable, yet still common. A practical look at how to anticipate, evaluate and control respirable crystalline silica from drilling to milling.

18 May 2026 6 min

Occupational Hygiene

Diesel Particulate Matter Underground: Monitoring and Control

Sub-micron, deeply respirable and increasingly regulated, DPM demands a ventilation-led control strategy and elemental carbon monitoring.

9 April 2026 5 min

Exposure Science

From Measurement to Model: Monte Carlo, AERMOD and CALPUFF

Monitoring tells you what happened; modelling tells you what is likely to happen. How probabilistic and dispersion models extend an exposure assessment.

22 March 2026 7 min

ISO & Risk

What an ISO 45001 Gap Assessment Actually Involves

Before you pursue certification, you need an honest map of where you stand. A walkthrough of a rigorous, audit-ready gap assessment.

15 February 2026 5 min

Tailings & Environment

Tailings Dust and Community Exposure: A GISTM-Aligned Approach

Tailings facilities are managed for dam stability, but fugitive dust and community exposure deserve the same rigour. Bringing exposure science to GISTM.

28 January 2026 6 min

Occupational Hygiene

Building a Hearing Conservation Programme That Works

Noise-induced hearing loss is permanent and entirely preventable. The elements of a programme that protects hearing rather than just measuring its loss.

10 December 2025 5 min