Classification of sources of ignition

1 - Cooking equipment

Cooking equipment includes but is not limited to, ovens/stoves, top burner area (including fire in a pot or pan), deep fat fryers, commercial ovens and stoves, smokers, pans or grills not on stove, hot plates, barbecues, portable warming appliances, toasters, kettles, coffee makers, microwave ovens, etc.

2 - Heating equipment

Heating equipment includes but is not limited to, central heating units such as furnaces/boilers, water heaters, space heaters, baseboard heaters, wood stoves, fireplaces, chimneys, vent connectors, and radiant heating systems

3 - Appliances and household equipment

Appliances and household equipment includes but is not limited to, televisions, radios, washing machines and dryers, dishwashers, air condition units, refrigerators/freezers, electric blankets/heating pads, vacuum cleaners, hair dryers, snow blowers, etc.

4 - Electrical distribution equipment

Electrical distribution equipment includes but is not limited to, permanent electric wiring, conductors, transformers, fuses, circuit breakers, extension cords/power bars, batteries, etc.

5 - Other electrical equipment

Other electrical equipment includes but is not limited to, appliance motors, power tools, computers/laptops, lamps (incandescent, fluorescent, halogen, grow lamps), video game equipment, photocopiers, printers, etc.

6 - Smoker's material and open flame

Smoker's material and open flame includes but is not limited to, cigarettes, pipes, cigars, lighters, matches, ashtrays, lanterns, candles, cutting torch, welding equipment, blow torches, soldering irons, hot ashes or embers not associated with smoking, etc.

7 - Exposure

An exposure fire is one where the structure reported was not the originating source of the fire. An exposure fire can occur as a direct consequence of a fire originating in either a completely detached segregated building, vehicle, structure or facility or an outside open area (e.g., campfires, forest fires, tree/grass/shrub or brush fires).

8 - No igniting object

No igniting object refers to lightning.

9 - Unknown source of ignition