<http://schema.org/alternativeHeadline>
"$150, a trip to the home improvement big box store, and a weekend is all that stands between you and this inexpensive, yet effective wind turbine."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/earth-matters/energy/blogs/diy-wind-turbine-beats-solar-on-price>