An official website of the United States government
Here’s how you know
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.
Misidentification of asbestos in talc, pp. 339-353, in: Proceedings of Workshop on Asbestos: Definitions and Measurement Methods, National Measurement Laboratory