How to Build a Wire Fence

Explaining The Universe on Instagram: "Barbed wire is a type of fencing made from two or more steel strands twisted together with sharp metal barbs spaced along the length. It’s designed to create a barrier that’s cheap, lightweight, and very effective at discouraging animals—and people—from crossing. When something tries to push through, the barbs snag or scratch, creating a strong psychological and physical deterrent without needing a solid wall. Because it’s easy to manufacture and stretch ov