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YouTubeBattle Point
Fire Sprinklers Activate Automatically When Heat Reaches 57–77°C 🚒💧
🔥 Fire sprinkler systems are designed to activate automatically when a fire produces extreme heat — not smoke. 🚿 Each sprinkler head contains a heat-sensitive element, usually a glass bulb filled with glycerin-based liquid or a fusible metal link. 🌡️ When temperatures rise to around 135°F–170°F (57°C–77°C), the liquid ...
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