hvac system

Your presence stirs up 37 mn bugs indoors

March 29th, 2012 - 1:17 pm ICT by IANS
Washington, March 29 (IANS) An individual's mere presence in a room stirs up 37 million bugs every hour - actually material left behind on the floor by previous occupants, says ... Read more...

Posted in Health |

New ventilation system to make buildings immune to chemical warfare and diseases

July 5th, 2008 - 3:24 pm ICT by ANI
Washington, July 5 (ANI): Researchers at the University of Saskatchewan (U of S) are designing a ventilation system that could protect schools, hospitals, and other public buildings from chemical warfare and ... Read more...

Posted in Business |