These were abandoned when the forced draft occasionally failed and blowback occurred killing fire room personnel.

Exhaust steam, conveyed by tubing to the base of the chimney, provided a forced draft.

The Marmora had reached the scene of the salvage ship by coming south at terrific speed under forced draft.

Fire roared through the opening like the forced draft of a flue in a furnace.

So powerful was this forced draft that small tornadoes formed in the turbulence.

Five minutes later, when a forced draft swept the room clean of the anesthetic, enough had been administered to assure a healthful eight hours.

It burns charcoal with a forced draft, and it takes a lot.

Mankind was advancing in giant strides under forced draft.

Together they set up a forced draft.

As seamen would say: they were making a passage under forced draft.