'water vapor' by sang-wook park, lee sin-jeong, lee ho-young, and jo hyeon-ju from korea

is one of the shortlisted entries from more than 4000 participants in the 'iida awards 2010' competition, 

organized by designboom in collaboration with incheon metropolitan city. 

the solar and wind-powered design converts air in to vapor by causing temperature differences through a vortex tube.