According to research published in journals from the American Thoracic Society (ATS), inhaling tear gas or pepper spray—even ...

ICE’s “less lethal” weapons, including tear gas and pepper spray pellets, have serious health impacts, experts say. One ...

Federal agents are regularly using chemical irritants like tear gas in attempts to disperse protesters and observers in the ...

Chicago might see less tear gas as Operation Midway Blitz diminishes. And, when it is used, it might be less effective in colder, wetter weather. But wind adds a factor of unpredictability for a ...