Mahdi Abu-Omar, Purdue University (image) Purdue University Share Print E-Mail Caption Mahdi Abu-Omar, Purdue's R.B. Wetherill Professor of Chemistry, holds a small vial containing results of a new catalytic process that can convert the lignin in wood into high-value chemical products for use in fragrances and flavoring. Credit (Purdue University photo/Mark Simons) Usage Restrictions For non-commercial use only. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.