Figure 3.
Char residues after cone calorimetry: PLA/APP5 (a), PLA/APP10 (b), PLA/APP15 (c), PLA/APP20 (d), PLA/APP20/KL3 (e), and PLA/APP20/KL5 (g).
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.