A new study from Johns Hopkins University researchers and community partners has confirmed what residents of South Baltimore's Curtis Bay community have reported for decades: Coal dust is present in ...

In a few minutes it was obvious that the newbie didn’t realize that an old peeling epoxy coating on the floor was the nice “gray” concrete color he had observed. All this could have been ...

As sealcoating contractors begin their season many of them, particularly those accustomed to using refined coal tar sealer, wonder what the season will hold for their favorite product. Already ...