Stop blowing main ballast,' Coombes called out above the racket.

Orders were given to blow main ballast, but the sea was faster.

Or if the flooded compartment/s included the control room, there would have been no one alive to blow ballast.

I don't want to blow main ballast if I can help it.

"That Russian boat will surely hear us blowing ballast."

The U-boat's been driven down, deep down - and they'll still be blowing main ballast.

He pushed the throttle forward to max and blew ballast.

Once on the other side, Scudi began blowing ballast as she lifted the bow toward the surface.

"Flush and gush, boys, the doc blew ballast back here," came another voice.

Then Zavala pushed the control stick forward, angled the blunt prow down and blew ballast.