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SCIENCE - EXPLAINED on Instagram: "Before emails, notifications, and instant messages, there was something far more powerful than speed — trust. Wax seals were not just decorative; they were a promise of authenticity, privacy, and authority. ✉️ The process was simple yet symbolic. Hot wax was melted and carefully dripped onto folded parchment, still soft and glowing. Then came the seal — pressed firmly while the wax was warm, leaving behind a unique imprint that could not be forged easily. Once

SCIENCE - EXPLAINED on Instagram: "At first glance, a clove hitch looks simple — two loops, one motion, done. But behind this knot is pure applied physics trusted by firefighters, climbers, and rescue professionals worldwide. • Friction at work – The knot creates opposing turns around an object, increasing surface contact and friction without damaging the rope. • Load distribution – Tension is spread evenly across both wraps, reducing stress concentration at a single point. • Quick adjustability