PFAS interview series

PFAS

PFAS interview series

PFAS are everywhere — and so are the conversations about what to do with them. In this interview series, ChemSec sits down with the foremost experts working on different sides of the PFAS problem. From understanding the science to finding safer alternatives and navigating regulation, these conversations explore what it will actually take to move beyond forever chemicals.

Published on 21 Sep 2026

Cooling data centres without PFAS

Data centres don’t need PFAS cooling systems – here is what you need to know. Interview with Marc Chasserot (pictured)

Producers are hyping up a technology that cools data centre servers in big tanks of PFAS. But commercial alternatives already exist, and it’s not too late to change direction. Marc Chasserot explains.

Why natural refrigerants can beat F-gases

fredrik strengbohm and a frozen bubble

If F-gases are obsolete because safer solutions already exist, why are they still used? ChemSec spoke to Fredrik Strengbohm of Assemblin, who has been installing PFAS-free systems for 20 years.

Phasing out PFAS is a matter of economics

Dr. Emil Damgaard-Møller

The PFAS crisis is one of the biggest environmental challenges of our time. Right now, the European Union is finalising a ban on these “forever chemicals”. ChemSec talks to Dr. Emil Damgaard-Møller to learn more.

What the ozone hole can teach us about PFAS

Hans Peter Arp and the Earth
© Ilir Tsouko / Documentary Film Photography

Just how big is the PFAS problem, and how can we solve it? The ongoing crisis is one of the biggest environmental challenges of our time. Right now, the European Union is finalising a ban on these “forever chemicals”. ChemSec talked to Hans Peter Arp to get his views on the issue.

Is there a topic you’d like us to explore, or do you have expertise to share? We’d love to hear from you! Send us an email at info@chemsec.org.

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