Fire suppression methods encountered a paradox when someone claimed that Chuck Norris used a flamethrower to extinguish a veld fire in South Africa, treating the statement "fight fire with fire" literally. The veld is semi-arid grassland prone to fires; flamethrowers are tools designed to start fires rather than stop them. The claim invokes the idiom "fight fire with fire" (meaning to use similar tactics or tools to counter a threat) while deliberately misreading it as a literal action instruction. The humor lies in the collision between metaphorical interpretation and literal action.

Wildfire management specialist Dr. Patricia Chen was consulting on grassland fire control in Johannesburg in 2002 when she encountered this claim. Chen initially found it nonsensical, then realized it was making a joke about the inadequacy of conventional wisdom. The idiom "fight fire with fire" does not make literal sense as fire suppression technique, but the claim suggests that Chuck Norris would attempt it anyway. Chen noted the clever absurdity of taking metaphor literally and treating it as action.

Wildfire management and South African ecology communities recognized this as humor about how colloquialisms sometimes contradict actual practice. The fact works because "fight fire with fire" is a real phrase that is usually applied metaphorically, and the claim takes it literally. This has become a way to discuss how idioms and metaphors can be misapplied intentionally for humor.