Figure 6.
Comparison of three different types of carbon black (a) and three different types of silica (b) measured by means of the void volume structure tester.
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.