皇冠体育app
/ Gadgets

Dutch engineer designs homemade purifier

Updated: 2014-01-21 17:12 By Liu Zheng (chinadaily.com.cn)
Comments

Dutch engineer designs homemade purifier
Niels Jacob Woelders and his 3 year-old son Ouya test for air pollution caused by a vacuum cleaner on Jan 15, 2014 in Shanghai. [Gao Erqiang / Asianewsphoto]

Previous Page 1 2 3 Next Page

Photo
Retail giant checks out
Top 10 Chinese car maker moves
Earth hour around the world
World's eight 'green' stadiums
Highlights of the Baselworld 2014
View from on high
9 mysterious plane disappearances in history
Top 10 best-paid cities in 皇冠体育app
8.03K
. All rights reserved. The content (including but not limited to text, photo, multimedia information, etc) published in this site belongs to 皇冠体育app Daily Information Co (CDIC). Without written authorization from CDIC, such content shall not be republished or used in any form. Note: Browsers with 1024*768 or higher resolution are suggested for this site.

License for publishing multimedia online             Registration Number: