Renewable: Sunglasses Made With Castor Bean Oil

The frames of these sunglasses (Dragon Experience Eco) are not made with petroleum. Instead they are made with Nylon 11, the only commercially successful high volume biopolymer, which is made by polymerizing a split segment of castor bean oil.

Lenovo’s Latest Green PC: The M58p Eco Ultra Small

I’ve been testing a new, very efficient PC called the ThinkCentre M58p Eco Ultra Small by Lenovo. This compact PC is the successor to the ThinkCentre M57p Eco. My kilo-o-watt meter is telling me that the M58p consumes only about 35 watts while idle, and 58 watts of power at peak usage. It has a power supply that is 85% …