Bulletproofing is the process of making an object capable of stopping a bullet or similar high velocity projectiles (e.g. shrapnel).
Another of the grains had passed through two heavy wool shirts and a blanket-lined canvas coat and vest before coming to rest deep in his chest.
However, Goodfellow was fascinated to find two shotgun pellets in the folds of a Chinese silk neckerchief around Grounds' neck but no holes or wounds.
They may be complex, such as Kevlar, UHMWPE, Lexan, or carbon fiber composite materials, or basic and simple, such as steel or titanium.
When law enforcement began wearing body armor, there was a dramatic drop in officer deaths, saving over 3,000 lives.
The National Law Enforcement and Corrections Technology Center tests body armor to assess its compliance with the standards and publishes the results.