Advancing the science of regulatory assessments for complex substances - Delina Lyon, Concawe

In this episode I speak with Delina Lyon, Science Executive for Environment at Concawe.

Del and I dive deep into the regulatory assessment of complex substances. This issue still presents a wicked challenge for industry and regulators alike, and Concawe's work is right at the forefront of this.

Our conversation covers:

• What is Concawe?
• Del's role at Concawe
• Environmental assessment of petroleum substances under REACH
• Del's early career and switch from academia to industry
• Reflections on the science-policy interface
• Developments in regulatory testing and assessment
• Conflicts of interest and the role of industry scientists
• The wicked problem of complex substances (UVCBs)
• Challenges with biodegradation testing
• Weight of evidence and the Persistence Assessment Tool (PAT)
• The hydrocarbon block method and related tools PETROTOX and PETRORISK
• Persistence, bioaccumulation and toxicity (PBT) assessments and the new PMT concept

Concawe website

Persistence Assessment Tool (PAT)

PETROTOX tool - Concawe

PETRORISK tool - Concawe