Hardness data obtained from Steve Sims (Class of '05) Junior Research Project entitled: "The effect of gamma radiation on the integrity of viton" Financial support for project from DOE mini grant # 2579-CVGS-DOE-4423 Viton Hardness (Newtons) from Durometer Output Control 1 Mrad 10 Mrad 50 Mrad 6.18 6.18 6.36 6.93 6.18 6.18 6.55 6.93 5.99 6.18 6.55 6.93 5.99 6.18 6.55 6.93 6.18 6.18 6.55 6.93 6.18 6.18 6.55 6.93 6.55 6.93 6.55 6.93 6.55 6.93