Choking, sulfurous smoke roiled, burning her throat and making her gag.

Mephistopheles disappears in a cloud of sulfurous smoke and flame.

Wisps of sulfurous smoke trickled down the length of the wooden shaft and over the maimed ghoul.

Beyond the twin volcanoes, their sullen summits issuing wisps of sulfurous smoke, the plains rolled to infinity, softly white and featureless in their snowy mantle.

Sulfurous smoke rose from deep cracks that fissured the pavement.