sentences:  Having recognized the need for standardized stage equipment as a way to improve productions and safety, Clancy went into the business of manufacturing rigging in 1885.Drawing on his previous theater experience, Clancy invented and made improvements to many items which later became common in theaters, including lightweight sets, lighting, and automatic fire curtains.Clancy later expanded into manufacturing other specialty metal hardware, including brace irons and screw eyes, and was an executive and director of several banks.