SAN DIEGO — Beach cleanups are common along our coastline, and the most reported pollution problem are cigarette butt filters. They are a costly health hazard for not just us, but the ...

(Cigarette filters are made of the plastic cellulose acetate.) The authors also corroborate that filters never made smoking safer but instead created more health hazards.

Cigarette filters are made of a plastic called cellulose acetate. When tossed into the environment, they dump not only that plastic, but also the nicotine, heavy metals, ...