Case Studies

Regulatory Review: PFAS in Biosolids–Part 2: EPA and Federal Regulation

Mark McDaniel is co-chair of the ABA SEER Food and Ag committee and a consulting engineer at AlterEcho in Denver, Colorado. Mary Gade, Esq., is […]

Regulatory Review: PFAS in Biosolids–Part 1: How PFAS Biosolids Problems Evolved

Mark McDaniel is co-chair of the ABA SEER Food and Agriculture Committee and a consulting chemist at AlterEcho in Denver, Colorado, and Mary Gade, Esq., […]

PFAS in Food Packaging: A 2022 Regulatory Overview

Introduction: Besides municipal drinking water systems, PFAS — per- and polyfluoroalkyl substances — have also been identified in commercial food packaging, where the chemicals‘ nonstick […]

PFAS for Composters: A Chemistry Primer—and an Uncertain Future

Introduction: Per- and polyfluoroalkyl Substance (PFAS) are also colloquially known as “forever chemicals,” given their slow degradation properties in nature. They might also accurately be […]

The Current State of PFAS in the Environment—August 2020

Introduction: Per— and Polyfluoroalkyl Substances (PFAS) are a class of man-made chemicals widely used in industrial and consumer products such as stain—resistant fabric, water—repellant apparel, […]