Figure 7.
SEM images of fiber-reinforced foamed concrete (FRFC): (a) PFC; (b) PP1.5FC; (c) H1.5FC; (d) HT1.5FC; (e) single untreated henequen fiber in the FRFC and (f) single treated henequen fiber in the FRFC.
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.