Soybean-based firefighting foam could replace ‘forever chemical’ foam

By: Cami Koons

Outlets: Iowa Capital Dispatch

Published: February 5, 2026

Words: 549

Last Updated: 3 weeks, 1 day ago

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A bill advancing through the Iowa Senate would require fire districts and city councils in the state to consider switching to a soybean-based firefighting foam in an effort to reduce exposure to forever chemicals.

Traditional firefighting foam contains perfluoroalkyl and polyfluoroalkyl substances, or PFAS, which some research indicates is linked to a higher risk of certain cancers.

Sen. Cherielynn Westrich, R-Ottumwa, said during the subcommittee hearing that PFAS exposure is so widespread that …

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