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Smoke alarms

Smoke alarms with mom’s voice wake kids up faster: study

WASHINGTON: A smoke alarm that broadcasts a mother’s voice would wake children much more quickly than alarms that blast high-pitched tones, a new U.S. study finds. Sleeping children, as it turns out, are fairly impervious to the screeching of a smoke alarm. Researchers found that most children ages 5 through 8 took more than five minutes to wake up with a standard alarm, as compared with around four seconds when they heard the sound of their mother’s voice, according to the results published in The Journal of Pediatrics.…