The ratio of number of residents in Gainesville to the number of sex offenders is 765 to 1. The number of registered sex offenders compared to the number of residents in this city is smaller than the state average. Nearest city with pop. 50,000+: Dale City, VA (18.1 miles , pop. 55,971).
Carbon monoxide alarms have a limited life, typically 5 to 7 years (some even less). Most people donât realize they need to replace a $25 - $75 item after several years.
''Like any other electronic device,'' he said, ''smoke detectors have a useful life.''. But the exact length of that life span is unknown. Some fire-safety officials say it is about 10 years, but there has been little research into the life span of detectors. One manufacturer, the Pittway Corporation, which makes about 70 percent of the detectors sold in the United States, recommends that a detector be discarded after 10 years.