HILLSBORO — State investigators have revealed the cause of an explosion that killed three people at an auto repair shop in ...

The tank was last re-certified in 1978 and had a defective safety valve that allowed gas to escape, which was ignited by the open flame of a ceiling-mounted furnace.

HIGHLAND COUNTY, Ohio (WKRC) - The prosecutor in ... didn't know what hit them when an overfilled propane tank exploded. It was a massive explosion that shook the entire town.