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Artificial Understanding on Instagram: "Most people use springs every single day without knowing the engineering that makes them so reliable. Here’s how they’re actually manufactured: First, high-strength steel wire is fed from a spool into a precision coiling machine that shapes the spring in real time. After forming, the coils are heat-treated to relieve internal stress and restore elasticity—because raw metal can’t survive millions of compression cycles without this step. Next, the surface is