<http://schema.org/description>
"As with most utilities around the house, the cost of heating a home is getting more expensive. But an old staple can be used to heat your home -- for less money than more modern heating options."^^<http://www.w3.org/2001/XMLSchema#string>
<http://home.howstuffworks.com/home-improvement/heating-and-cooling/coal-stoves.htm>