Even when there are a lot of buildings as a management target, a power consumption of each building can be appropriately managed. A broad area management system 10 is provided with a broad area management apparatus 20 in which a control command reception u...

This igniter has a heating element, an ignition agent positioned so as to be in contact with the heating element, and conductive pins that pass through an insulating layer, and are electrically connected to the heating element. One end of each conductive p...