Cleaner of Air above Roads

Name :
Yuta Yamaki
COUNTRY :
Japan / Miyazaki
AGE :
10
YEAR :
2009
PRIZE :
The Prize of the Director of the National Science Museum
COMMENTARY :
This machine sucks in air that has been polluted with exhaust gases, extracts only the oxygen, and returns the oxygen to the air. Also, water is passed through pipes under the ground, which cools roads in summer. This heated water is put to good use.
Cleaner of Air above Roads