Lifehacker Lessons, #5
"Use a White Noise Ringtone to Find Your Lost Cellphone Faster"
It's easier for our ears to find the location of the source of white noise over bells or limited-frequency tones. Having your ringtone be white noise can not only help you find your cellphone is lost, but can also help you identify its location quicker in your house or bag.
After the author experienced a fire drill in England that used white noise generators over exit doors, he learned:
Other Lifehacker Tips for finding your phone: