Compostable food containers could release PFAS into environment

Compostable food containers seem like a great idea: They degrade into nutrient-rich organic matter, reducing waste and the need for chemical fertilizers. But much of this packaging relies on per- and polyfluoroalkyl substances (PFAS) to repel water and oil. Now, researchers have shown that PFAS can leach from the containers into compost. However, the potential health effects of applying this material to crops are unknown.
Compostable food containers seem like a great idea: They degrade into nutrient-rich organic matter, reducing waste and the need for chemical fertilizers. But much of this packaging relies on per- and polyfluoroalkyl substances (PFAS) to repel water and oil. Now, researchers have shown that PFAS can leach from the containers into compost. However, the potential health effects of applying this material to crops are unknown. […]

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