Name: Airflow study
Uploaded: 2016-05-07T02:27:00+00:00
Duration: 2 min 7 s
Description: Harmless gas and other materials will be released at several subway stations in Manhattan, Queens, and Brooklyn.

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Airflow study

Harmless gas and other materials will be released at several subway stations in Manhattan, Queens, and Brooklyn.

Posted May 6, 2016 10:34pm EDT