http://www.boilerjuice.com/
Interesting shopping comparison vertical focused entirely on heating oil. Includes smart examples of cross / up sells. Hat tip Dafydd.
http://www.gas-guide.org.uk/meters.html
Very useful article on how to read a gas meter and turn it into a number to figure out prices for gas used.
http://bikeblender.com/
Outrageously expensive bicycle powered juice blenders. From $250 or so for a small unit to $1900 for a custom purposed bike with a blender's motor replaced by a bolt onto the wheel.
