King was number 141 in the list of prisoners to escape, and operated the pump to send air into the tunnel.
Mara sent fresh air from the halls behind her whistling down into the black hole beyond the door.
Repeated pump strokes sent air into a strong chamber filled with water.
The regulator would send air to the helmet by hand control.
One part was a better regulator that only sent air when the diver breathed in.
Even so, a minute or so later he sent air hissing up and out through his mouth.
Even that smallest of movements sent air shivering through her friend's form.
When a fire is going and the built-in fan is turned on, this sends warm air into the room through an opening over the fireplace.
A ceiling fan above the stairwell can bring cool air up or send warm air down.
I only sent air to remove her from the battle.