Elizabeth discusses the origins and widespread use of PFAS chemicals, highlighting their presence in unexpected items like pizza boxes and waterproof mascara. She explains how these substances, while useful for industrial applications, have seeped into our environment, contaminating water and soil, and ultimately affecting the food chain. The conversation takes a surprising turn when Elizabeth reveals that even popular beverages like La Croix may contain PFAS, leaving listeners with a sense of urgency about what they consume.