technologys on Instagram: "A brilliant use of simple mechanics to pull a stubborn tree stump - by looping a chain around a tire and the stump, they created a makeshift lever system that multiplies force and adds lift. 💪🌳 Here's how it works: as the vehicle pulls, the tire acts like a rolling fulcrum, redirecting the horizontal force upward. That vertical lift helps pop the stump - and its roots - right out of the ground."