2.009 Product Engineering Process Gallery
Any products related to alternative energy, energy conservation, and products that use cleaner energy.
Charcoal extruder
an environmentally friendly charcoal maker
Kinkajuice
a human powered charger
MP4ever
a human powered MP3 player
Vac pack
a vaccine cooler
Sonic Seesaw
see-saw pipe organ
Sol pump
a solar steam-powered pump