As he spoke his foul breath swept over Farrell in a noxious cloud.

All the corridor behind her was soon filled with a noxious gray cloud, leaving the passage in smoky darkness.

Just enough light came around the corner, now that her eyes had adjusted, to illuminate a dark, noxious cloud creeping along the floor.

A noxious cloud was hovering above the tops of the trees like a black mist, as if caught in the branches.

At last all that remained was the noxious cloud of smoke.

This time a dark, noxious cloud trailed behind, turbulent in its wake.

A puff; the gangleader's head was enveloped in a noxious cloud of green.

Black flies rose in a noxious cloud and he had to beat them off as he reached the side of the prisoner.

Once again the shadow of death hung over him like a noxious cloud.

It will not precede you into a room like a noxious cloud.