Tuesday, June 30, 2026
Science

Nanoplastics become more harmful after being outdoors, study finds

When cutlery, insulation, packaging and other items made of polystyrene plastic break down, they can form nanoplastics up to 100 times thinner than the average human hair—small enough to be inhaled into the lungs. For the first time, researchers have begun to understand how these plastics are affect...

Nanoplastics become more harmful after being outdoors, study finds
Image: Phys.org
When cutlery, insulation, packaging and other items made of polystyrene plastic break down, they can form nanoplastics up to 100 times thinner than the average human hair—small enough to be inhaled into the lungs. For the first time, researchers have begun to understand how these plastics are affected by time and weather when they degrade outdoors, and what those changes mean for human health.

Originally published at Phys.org

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