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Purani Rusted Tin Ko Kaise Banaye Naya | Best Way to Remove Rust & Paint | DIY Metal Restoration | Pooja Katiyar

Science Is Fun By Tomas Rosko on Instagram: "The science behind laser rust removal 1. Rust absorbs laser light differently than bare metal Rust (iron oxide) has different optical properties than clean steel or iron. The laser wavelength is chosen so rust absorbs more energy, while the underlying metal reflects more. 2. Localized heating & vaporization The laser beam hits the rust layer → it heats extremely quickly (thousands of °C in microseconds). That heat is so intense and concentrated that t