One person was hospitalized after a homemade explosive detonated while they were building it, according to the Springfield Township Police department. Saturday afternoon, both police and fire were called to Frank’s Mobile Home Park, off canton Road, in Springfield Township for a report of an explosion in one of the homes. Upon arrival, they located a person who had significant injuries to their hand and transported them to a local hospital. While investigating, it was found that the individual had constructed multiple explosive devices, and investigators recovered materials and components used to build explosive devices within the mobile home.