D.7. Expert Letter from Professor Ligia Damasceno Ferreira Marczak, Full Professor at the Federal University of Rio Grande do Sul (UFRGS), validating the technological progress of Mrs. Sousa’s research and the major significance of converting low-value residues into high-value functional materials.

Exhibit D - Petitioner’s original scientific, scholarly, artistic, or business-related contributions of major significance in the field · groupOrder=4 · order=6