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What Is a Smoke Detector?
A smoke detector is a small device on the ceiling that can smell smoke. When it detects smoke, it makes a loud BEEP-BEEP-BEEP sound to warn everyone in the house. It works even while we sleep!
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Safety — Fire Safety and Escape Plans
A smoke detector is a small device on the ceiling that can smell smoke. When it detects smoke, it makes a loud BEEP-BEEP-BEEP sound to warn everyone in the house. It works even while we sleep!