Letter Re: Mass Versus Bullets (and Hail Stones and Gamma Radiation)
Hello James, I read your blog every day and enjoy finding information that is useful. Recently a posting discussed the use of the 5.56 mm NATO bullet and its poor performance in penetrating automobiles. I took notice of this information about the penetrating power or lack of penetrating power of the 5.56 in relation to single and double barriers. We moved onto our five acres of land nine years ago. One of the first building projects was to have a contractor installed tornado shelter set in the ground. Then over the next two years I added a 16’x20’x50” high …