[header] How to put out a fire in a fireplace [title] Fill a plastic spray bottle with water. [step] Use a medium-size spray bottle as opposed to a cup or bucket to prevent splashing or excessive steam. Make sure there's enough water inside the spray bottle to extinguish the fire and dampen the firewood. 
[title] Spread the firewood and embers in the fireplace with a fire poker. [step] You want the firewood and embers to be as open and flat as possible so they cool faster.