Germany Has Developed a Fabric That Stays Soft — But Turns Bulletproof in a Split Second When Hit Germany is pushing the boundaries of protection technology with a revolutionary material that behaves like ordinary fabric… until danger strikes. This advanced textile uses “shear-thickening” science, allowing it to remain flexible and comfortable during normal use — but instantly harden on impact, becoming strong enough to stop bullets within milliseconds. It’s a major leap forward for safety gear,

John Dillinger’s bulletproof vest on display in Gangsterland display at Historic Attractions in Roscoe, Illinois. #johndillinger #truecrime #history | Freyzel Productions