They looked just like any other circuit breakers: a set of electrical devices mounted in a steel box. But inside, invisible to the human eye, was a hidden danger. The breakers were smoldering at 159.7 degrees. Thermography made the danger visible.
Home heating fires are the second leading cause of home fire deaths after cooking fires, according to the National Fire Protection Association. Fireplaces, chimneys and flues account for a significant number of home heating fires.
A home fire is your most dangerous fire threat. This video from the U.S. Fire Administration has tips for preventing fires at home.
