E-Z-EM Inc, Lake Success, NY, offers Varibar Thin Liquid, a new low viscosity formulation in its Varibar line of barium products for the study of swallowing disorders. The new product provides clinicians with an evaluation agent that closely approximates the viscosity of water, but with properties optimized for analysis of the swallowing function. Thin Liquid joins E-Z-EM’s other barium swallowing products, which include Varibar Nectar, Varibar Honey, and Varibar Pudding, all designed specifically for modified barium swallowing studies. (516) 333-8230; www.ezem.com .