<http://schema.org/description>
"You can find batteries under the hood of your car, inside a TV remote -- even within hearing aids. Batteries were invented nearly two centuries ago, and they keep getting more sophisticated. But how well do you know what&amp;#039;s at work inside these cans of chemicals?"^^<http://www.w3.org/2001/XMLSchema#string>
<http://electronics.howstuffworks.com/everyday-tech/batteries-quiz1.htm>