11. At its base it consists of green shale and sandstone and coarsens upwards to arkosic conglomerates. 12. I think ( TV executions ) could, in fact, coarsen public life to some extent. 13. Murphy has to coarsen and rusticate _ not refine _ his charge to ready him for the wild. 14. Pushing generally coarsens grain and increases contrast, reducing dynamic range, to the detriment of overall quality. 15. The telecast would appeal to the basest instincts of the viewing public, and would inevitably coarsen our society. 16. Indeed, in order to coarsen the topology on " X " one must remove open sets. 17. "I'm not an advocate of the coarsen ing of the culture, " he said. 18. Sediments alternate between clay and siltstone, and coarsen upward into sands until the deposition of the Kanapoi volcanic tuff. 19. Grain growth is suppressed by rapid heating over the range 1500 1900 �C; this minimizes the time the material has to coarsen . 20. It manipulates, it influences, it coarsens the ethic of the paid player and the sport, " columnist Rob Hughes concluded.