성수동 길바닥에서 팝업 열기 | 정혁의 굿즈로 돈 벌기🤑[굿즈업자] EP.1

Mind sparked on Instagram: "Wind doesn’t need to be strong to damage power lines—small, repeated vibrations are enough. 🌬️⚡ As air flows past a cable, it creates tiny oscillations that slowly fatigue the metal, even on calm-looking days. Over time, this constant stress can cause microscopic cracks that grow and eventually lead to failure. What looks harmless in the moment can quietly weaken infrastructure that carries electricity across vast distances. 🔧🧠 Those heavy-looking weights are vibra