Answer: saturating

AnswerCrossword Clue
SATURATINGFirefighters' activity
saturatingMagnetize or charge (a substance or device) fully
saturatingSATURATE, to soak (to saturate in liquid)
saturatingSupply (a market) beyond the point at which the demand for a product is satisfied
saturatingCause (something) to become thoroughly soaked with liquid so that no more can be absorbed
saturatingFill (something or someone) with something until no more can be held or absorbed
saturatingOverwhelm (an enemy target area) by concentrated bombing
saturatingCause (a substance) to combine with, dissolve, or hold the greatest possible quantity of another substance
saturatingPut (a device) into a state in which no further increase in current is achievable