To help medical personnel safeguard themselves during the coronavirus outbreak, two makerspace labs on campus are manufacturing much-needed protective masks using 3D printers. On April 1, Wesleyan donated its first set of 100 face shields to medical personnel at Middlesex Hospital in Middletown, and others to Wesleyan staff who must work on campus to support the remaining students. The mask, which offers a barrier from the spray of liquids, can be used with or without additional medical masks that cover the nose and mouth. "Our 3D printers have been running at full speed," said Francis Starr, professor of physics and…