Payton Kamer, a chemical engineering senior; Jason Toth, senior associate vice president for administration; Dr. Scott Molitor, interim provost and executive vice president for academic affairs; Dr. Gregory Postel, president of UToledo; Dr. Brent Cameron, professor and chair of Department of Bioengineering; Dr. Mike Toole, dean of the College of Engineering; and Lisa Kaiser, a bioengineering senior, cut a ceremonial ribbon to open the renovated North Engineering Building on Thursday, Dec. 14.