<http://schema.org/description>
"So you&amp;#039;re a would-be Tony Stark. But how much do you actually know about powered exoskeletons, aka &amp;quot;Iron Man&amp;quot; suits? Test your knowledge with our Fact or Fiction quiz."^^<http://www.w3.org/2001/XMLSchema#string>
<http://science.howstuffworks.com/exoskeleton-quiz9.htm>