Police to Disperse Gas to See How It Would Flow in Terror Attack

[unable to retrieve full-text content]In July, odorless gases will be released at street level and in the subways to study how airborne toxins would flow after a terrorist attack or a spill of hazardous chemicals.

Source: http://www.nytimes.com/2013/04/25/nyregion/police-to-disperse-gas-to-see-how-it-would-flow-in-terror-attack.html?partner=rss&emc=rss

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