Within the last twenty-five years I have seen men holding on with one arm while operating a jackhammer with the other hand to cut through the cornice of a build

Within the last twenty-five years I have seen men holding on with one arm while operating a jackhammer with the other hand to cut through the cornice of a building in order to clear the way for a demolition chute. Other men about the same time were operating power saws on pipes propped up on a roof with gravel, and had no eye protection. This was in downtown Washington, DC/