The Water Marshal

It never rains in The Burning Lands.
But in case it ever does, the citizens must be prepared.
Young salamanders and firedrake students laugh and play as they are shepherded from their classrooms into the gymnasium.
An iron tank covered with warning symbols sits in the middle of the room.
Water: The most dreaded and feared substance in The Burning Lands.
Students hiss with fear as The Water Marshal turns a knob, and an ordinary flame is…
Extinguished! Dowsed!
What magic is this?
Screams. Shouts.
The Water Marshal demands order.
Then, together, they shout the Water Drill:
“SMITE! IGNITE! ALIGHT!