Subway-Surface Air Flow Exchange

An air sampler box is seen in the subway as part of the NYPD's "Subway-Surface Air Flow Exchange'' study on Tuesday, July 9, 2013. (credit: NYPD)

Amid Air Flow Tests, CBS 2 Learns Of Ventilation System Protecting NYC

The NYPD and the Brookhaven National Laboratory installed air sampling equipment on Tuesday to study how chemical weapons could be dispersed through the city’s subway system.

07/09/2013

New York City Skyline (credit: John Moore/Getty Images)

200 Sampling Devices To Be Set Up Across NYC For Airflow Study

The NYPD and Brookhaven National Laboratory will conduct the Subway-Surface Air Flow Exchange in spots across all five boroughs beginning at 8 a.m. Air sampling and related equipment will be installed starting around 6 a.m., officials said.

07/08/2013

New York City Skyline (file / credit: Cameron Spencer/Getty Images)

NYC Airflow Study This Summer To Look At Spread Of Contaminants

The goal is to better understand the risks posted by airborne contaminants, such as chemical, biological, and radiological weapons both above ground and in the subway system.

04/24/2013