Recontamination studies were also performed in buildings that had been previously cleaned to determine if cleaning methods should be amended. It has been demonstrated that WTC Dust was being redistributed onto the high-contact surfaces throughout these buildings.Floors 5 and 40 also house generators, compressors, pumps, filtration units, control panels, chillers, fans, ducts and other equipment used to distribute conditioned air, water, and electricity. The samples collected from the HVAC Systems wereanbsp;...
|Title||:||Treatise of World Trade Center (WTC) Dust Generated During the September 2001 Terrorist Attacks on the WTC Towers|
|Author||:||Steven R. Badger|
|Publisher||:||ProQuest - 2005|