How Everything Is Made on Instagram: "This video shows how expanded metal mesh is made — a material you’ve probably seen everywhere from construction sites to security fencing. Instead of weaving wires or welding joints, the machine starts with a solid steel sheet. A set of blades slices perfectly spaced cuts as the sheet moves forward, and then a powerful stretching mechanism pulls it open. Those tiny cuts expand into uniform diamond-shaped openings, turning a flat plate into a strong, flexible