Paving roads with soybeans — the future of asphalt
Soybeans can be used for many things. The versatile bean produces everything from healthy cooking oils to sustainable fuel, household products and animal feed. That list is about to get longer if the Iowa Soybean Association and Iowa State University (ISU) are successful in helping soybean asphalt become a viable option for road construction and maintenance. Farmers attending the 2022 Farm Progress Show at Boone, Iowa, caught a glimpse of the potential future of pavement when they visited the show's Varied Industries Tent, which featured a 42,560 sq. ft soybean asphalt base. This Farm Pro...