The article focuses on the effect the viscosity of a glaze or slip has on a piece of pottery. The article explains the term and provides tests that can be performed to determine the viscosity of a substance. It goes on to describe how one can manipulate the viscosity of a glaze or slip through the addition of water or other aids and includes step-by-step instructions for making a slip.
Gebhart, Tina. “TechnoFile: Viscosity.” Ceramics Monthly 60 (2012): 14-18.