What is usually the ignition temperature for household items?

The ignition temperature for household items typically falls within the range of 450 to 650 degrees Fahrenheit. This is the temperature at which combustible materials, such as wood, cloth, or paper, can begin to ignite when exposed to sufficient heat.

Understanding the ignition temperature is crucial for fire investigators, as it helps assess fire dynamics and the potential for fire spread within residential environments. Many common household materials, including furniture, textiles, and building materials, have ignition temperatures within this specified range.

The other options do not accurately represent the typical ignition temperatures of most household items. For instance, the lower range may be too low for effective ignition, while the higher ranges might apply to materials that are not commonly found or utilized in standard household settings. Thus, 450 to 650 degrees is the most accurate and applicable answer when considering household items.