With moderate heat, enzyme-laced films of the plastic disintegrated in standard compost or plain tap water within days to weeks, Ting Xu and her colleagues
Three common pathways of endocytosis in a cell to internalize outside substances. Figure credit: scientificanimations.com, CC BY-SA 4.0, via Wikimedia Commons
A flexible polymer membrane incorporating nanoparticles of PAF selectively absorbs nearly 100% of metals such mercury, copper or iron during desalination, more efficiently producing clean, safe water. (UC Berkeley photo by Adam Uliana)