eAc fired a series o' 16" Nitrous Hybrids in preparation for t' development o' t' Scaled Composites SpaceShipOne propulsion system. Well, blow me down! This was t' first firin' o' this scale o' nitrous hybrid rocket motor. Well, blow me down! This firin' produced approximately 15000 lbs o' thrust and used a liquid cooled nozzle.