The Urban Prepper demonstrates how to safely clean cemetery gravestones using D2 solution without causing damage.

PHILADELPHIA — With brushes and towels in hand, along with a special environmental cleaning agent and plenty of gallons of water in tote, students from Greenfield-Central High School’s LEAP program ...

Volunteers clean headstones at nearly 70 national cemeteries across the U.S. on Sept. 11. A volunteer has traveled from Greenup to help clean at Camp Butler National Cemetery for the past few years.