Researcher Chelsea Rochman holds a dollop of commercially available facial scrub containing microbeads in her lab at UC Davis in Davis on Wednesday, April 15, 2015.
Researcher Chelsea Rochman holds a dollop of commercially available facial scrub containing microbeads in her lab at UC Davis in Davis on Wednesday, April 15, 2015. Randall Benton rbenton@sacbee.com
Researcher Chelsea Rochman holds a dollop of commercially available facial scrub containing microbeads in her lab at UC Davis in Davis on Wednesday, April 15, 2015. Randall Benton rbenton@sacbee.com