Tue, 09/19/2023 - 05:00 Tech Insider The fog is made with the same chemicals as that used in concerts or theatrical performances, which is considered harmless to humans, merchandise, and property, and dissipates after about an hour.DensityUSA Tags Retail, retail-theft, retail-crime, Anti-theft, smash-and-grab, Robbery, burglary Source Fog is the latest tool retailers are deploying to fight theft