1.   Black smoke poured from shattered windows on floor after floor, fresh oxygen sucked in from the gaping holes caused by the impacts.

2.   By having such a Y-chromosome cast to his administration, W. is giving fresh oxygen to Hillary, who began her Senate career looking greedy and tainted.

3.   Shoemaker, one of the four who would perish inside, even came out to retrieve a fresh oxygen tank.

4.   The fresh oxygen set off a string of explosions.

5.   The new agency network is being named Red Cell, after the red blood cells that carry fresh oxygen.

6.   With few currents flowing into the deep, there was no way to bring in fresh oxygen from the surface.

7.   And as debris is moved and air pockets shift, fresh oxygen can cause hot spots to flare up.