Figure 4.
Different chemical structures of natural fibers: (a) Cellulose; (b) Hemicellulose; (c) Phenols in lignin; and (d) Pectin. Reproduced with permission from Elsevier [10]. Copyright Elsevier, 2015.
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.