 And 2023 trials showed a 14 bushel increase in corn. Reduce stresses and shield your yield with Heat Shield from Hefty Naturals. They don't build cars like they used to, and they don't repair them like they used to either. Hello, this is Mike with Unique Auto Body. Today's vehicles contain advanced lightweight materials and safety features like crumple zones and airbags that help protect you and your family. Repairing them properly after a collision requires up-to-date training.