It's been 40 years since the nuclear accident at Three Mile Island. InsideEdition.com producer Nick Poppy looks back on those days in 1979 when it appeared a major disaster might destroy Pennsylvania. Many people still believe radiation released during the accident caused health problems. For Poppy, memories of the accident are hard to shake. It's given rise to an unusual hobby: collecting Three Mile Island memorabilia, including "canned radiation." #InsideEdition