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Chemistry

Factors Governing the Rate of Polymer Degradation

Quick fact

Some polymers, like natural rubber, can degrade in a few years, while others, like some plastics, may last for centuries, depending on their molecular structure and exposure to conditions like sunlight or moisture.

Why this is interesting

Think about a plastic bottle that never seems to vanish from a landfill, while a paper bag disintegrates in weeks. What hidden rules decide how fast a material falls apart?