<http://schema.org/description>
"The circuit breaker is one of the most important safety mechanisms in your home. Without it, the risk of fire would skyrocket. Learn how a circuit breaker keeps your home&amp;#039;s electricity in check."^^<http://www.w3.org/2001/XMLSchema#string>
<http://electronics.howstuffworks.com/circuit-breaker1.htm>