We are actively involved in ensuring the supply of critical materials but also making sure they are PFAS-free. Brewer: It goes back to process innovation and the diversity of materials required, ...

And while many of these materials appear to perform as well as—or even better than—their non-carbon counterparts, they have yet to be incorporated into building codes and standards.

“You want your materials to last a lifetime or maybe two, like 100 years. You don’t want them sticking around for thousands, which is what most of the synthetic materials will do,” Keane said.