Edel Rodriguez is the vice president of sales at Spec Engineering. He served in the U.S. Army in Intelligence and has a B.S. in civil engineering from the University of Miami. Edel has a vast knowledge of the effects of particle size and shape on sieving and separation and has worked with mechanical separation using ultrasonics, air classification, and high-intensity screening technologies. He can be reached at [email protected] or 815-676-5006 ext. 320.