fig6

Figure 6. Deposition curves of microplastics in three regions of the lung as a function of their volume-equivalent diameter and orientation: (A) polystyrene (PS); (B) polypropylene (PP); (C) polyethylene (PE); (D) polyethylene terephthalate (PET); (E) polyvinyl chloride (PVC); and (F) polymethyl methacrylate (PMMA).