- Green
- By Laura Sinpetru
- April 11th, 2014
Jar of Fresh Air Sells for £500 (€605 / $840) in China
The fresh air was sold at an auction by Chinese artist Liang Kegang
- Green/Eco Blog
- By Laura Sinpetru
- February 25th, 2014
Giant Bubbles Filled with Fresh Air Could Be Set in Place Across China
The bubbles would help the country's residents deal with the air pollution crisis
- How to
- By Gabriel Gache
- December 27th, 2007
How Do Air Conditioning Units Work?
Reverse heat pump cycles applications