The study of the causes is the subject of fire investigation.

Investigators conduct thousands of fire related investigations each year, with approximately 45% being determined to be arson in 2009.

An often-overlooked but critical function of the Fire Department is fire investigation.

Others agreed: they would not be surprised to learn, as the fire investigation unfolded, that Frankie had died trying to help other students escape.

He announced that the new government will be formed only after the fire investigation is finished.

And I told him I'd like to learn more about fire investigation from him.

Since January 1995, for example, the alcohol and tobacco bureau said it had conducted 2,600 fire investigations.

In fact, the howls of protest from fire investigation "professionals" were deafening.

He'd been thinking about moving into fire investigation.

The fire investigation revealed that an open transom was closely associated with the ignition of a given guest room and its contents.