comments posted September 20, 2011 at
Magazine of the life sciences
News & Opinion
The Toll of 9/11
People exposed to the dust cloud from the World Trade Center collapse still suffer from health problems
By Tia Ghose | September 11, 2011
My comment posted September 20, 2011:
Strangely, it is not asked what caused nearly everything but the steel to turn to unusually fine dust, the concrete, the office equipment including filing cabinets computers, and desks, and even the personnel.