Pure Principle Feeds on Instagram: "✨ Ever wondered how glow sticks actually produce light? Here’s the science behind the glow… 💡🧪 Glow sticks don’t need electricity, batteries, or heat — they glow purely because of chemistry. Inside every glow stick, there are two separate liquids: hydrogen peroxide inside a tiny glass tube, and a fluorescent dye outside it. When you bend a glow stick, that inner tube snaps, the liquids mix, and a reaction begins. This reaction is called chemiluminescence, me

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