Hot riveting is one of the oldest and most powerful techniques in metal construction — and it’s still used today for building strong bridges, ships, and steel structures. 🔩🔥 In this process, metal rivets are heated until they’re red-hot and then inserted through aligned holes in steel plates. Once placed, the ends are hammered or pressed to form a tight seal. As the rivet cools down, it shrinks slightly, pulling the metal pieces together with incredible force. This creates a joint so strong th