With that motivation, he decided he wanted to be an environmental engineer, and found himself in the agricultural and biological engineering program at Penn State University, where he focused on soils and water research.
Update april 2016: The top 3 best sold battery powered weed eaters are the: 1) Black & Decker LST136W. 2) GreenWorks 21332 G-MAX. 3) Worx WG175 MAX. As you can see 2 out of 3 are still going strong since 2014, namely the Black & Decker LST136W and the Worx WG175 MAX, see their reviews below.
Charging System. Contents. The LEAF has a built-in charger that is rated at either 3.3 kW or 6.0 kW delivered to the battery. (The external charger is actually the Electrical Vehicle Supply Equipment (EVSE). It is essentially a switch with some built-in intelligence, not a charger.) The charger is liquid cooled: see Drivetrain.