What is "flamethrowing"

Usage examples of "flamethrowing".

Some were uglier than others, needing extensive flamethrowing, then sanitizing and scientific teams from the Bureau of Standards to determine that none of the Wilderness Organism were loose, and a few innocent bystanders were caught in the mess as some of the terrorists sur­rendered and others resisted to the death.

He knew what lay at the next station: a squad of riflemen and a flamethrowing team, the same as was in back of him.