<http://schema.org/description>
"Aerojet Rocketdyne says a large rocket motor developed for the Air Force has passed tests in sea-level and simulated altitude conditions."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.upi.com/Business_News/Security-Industry/2014/06/26/Aerojet-Rocketdyne-tests-second-stage-rocket-motor/7381403810851/?spt=sec&or=bn>