Chemical Safety and Health
Through the Chemical Safety and Health Unit, WHO works to establish the scientific basis for the sound management of chemicals, and to strengthen national capabilities and capacities for chemical safety.
About

The Networks

Announcements

In response to the Call for Experts to serve as members of an expert group to support WHO’s initiative to evaluate PFAS, issued: 19 May 2025 with application deadline: 30 June 2025, the following list of experts is proposed for the WHO Technical Advisory Group on Per- and Poly FluoroAlkyl Substances (PFAS) Assessment Phase 2. If you have any comments, please contact [email protected] no later than 19 October 2025.

See the list of Experts

Calls

8 August 2025
Expression of interest

Call for expressions of interest: Developing legislation for skin-lightening products containing mercury

Publications

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Exposure to lead: a major public health concern: preventing disease through healthy environments, 4th ed
21 July 2025

Exposure to lead: a major public health concern: preventing disease through healthy environments, 4th...

Lead is a toxic metal whose widespread use has caused extensive environmental contamination and health problems in many parts of the world. It is a cumulative...

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Compendium of WHO and other UN guidance in health and environment, 2024 update
3 July 2024

Compendium of WHO and other UN guidance in health and environment, 2024 update

This is the 2024 update of the Compendium of WHO and other UN guidance on health and environment. The Compendium is a comprehensive collection of available...

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Compendium of WHO and other UN guidance on health and environment: version with International Classification of Health Intervention (‎ICHI)‎ codes
23 January 2024

Compendium of WHO and other UN guidance on health and environment: version with International Classification...

In this version of the compendium, each guidance is coded using the International Classification of Health Interventions (ICHI).The compendium provides...

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Other documents

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Ad hoc FAO-WHO Expert Meeting on water contaminants summary report publication cover
5 June 2025

Ad hoc FAO/WHO expert meeting on water quality in agrifood systems and food safety implications – focus...

The Ad hoc FAO/WHO Expert Meeting on water quality in agrifood systems and food safety implications – focus on chemical contaminants was organized...

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7 April 2025

Report of Climate Resilient and Environmentally Sustainable Supply Chains in the Health Sector Expert...

This report summarizes the outcomes of the consultation that gathered global health organizations and key stakeholders to discuss strategies for achieving...

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7 October 2024

2024 List of resources and tools: Lead and lead in paint

The International Lead Poisoning Prevention Week (ILPPW) takes place every year during the third week of October. The focus of this year’s week...

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WHO Information document on ensuring integration of health aspects within the plastics treaty