Finding Effective and Safe Anti-Yellowing Agents for Skin-Contact Polyurethane Foams 🧪 Introduction: The Invisible Enemy of Comfort – Yellowing in Polyurethane Foams Imagine buying a brand-new memory foam pillow or a plush cushion for your office chair, only to find it has turned an unsightly yellow within weeks. 😱 That’s the work of oxidation—a silent...