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Smoke alarms are designed to sense smoke, which indicates fire, earlier than you may detect it if you are sleeping or in another part of the house. When the smoke alarm goes off, you know there is danger and can leave in time to stay safe.

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11y ago
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11y ago

Fire alarms help warn us when there may be smoke or fire that can cause injuries or damage. If people are not warned, the fire can grow until it's too late to stop it.

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6y ago

To make sure they are working and make sure that the battery has not worn out.

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Q: Why do we need fire alarms?
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