Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Possible human exposure level to plastics originating from different sources. MPs, microplastic particles; MNPs, micro- and nanoplastic particles. Designed using elements by ©Canva, sparklestroke, Pixeden, iconsy, OpenClipart-Vectors via Canva.com ( access date: 18 November 2021, version used Canva 2.0).
