Sorbitol glycidyl ether Epoxy/Brewer’s spent grain biocomposite for fiberboard applications (IMAGE) Escuela Superior Politecnica del Litoral Caption Micrographs for SGE/30 BSG at 2500× Credit Andres Rigail/ESPOL Usage Restrictions with restriction License Original content 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.