CAUTION: Materials with certain levels of radioactivity can be hazardous to humans and the environment. Various antique/vintage items produced before 1970 can carry dangerous levels of radioactivity. Examples are antique clocks, watches, compasses, Radioluminescent Rope, Uranium Glass (also called Canary or Vaseline Glass) and certain types of ceramics. These items should not be disposed in the regular trash. For information on how to dispose of radioactive materials, contact the Pennsylvania Department of Environmental Protection at 717-787-3720. Radioactive medical waste should be managed using the instructions given by your medical facility.