Porosity and hardness of corn extrudates using dry tomato pomace Nikolay Dimitrov, Anna Koleva, Apostol Simitchiev, Todorka Petrova, Miroslava Kakalova and Milena Nikolova BIO Web Conf., 102 (2024) 01008 Published online: 11 April 2024 DOI: 10.1051/bioconf/202410201008