When facing attack by a violent criminal, the reliability of one’s self defense ammunition can be a matter of life or death. If the round doesn’t fire, the crime victim can lose the opportunity to shoot the criminal before that criminal can harm them. Even if the round does fire, an insufficient powder charge could prevent the firearm from cycling properly, leaving that crime victim unable to quickly fire a much-needed follow-up shot. In the worst case, having a double or triple powder charge could cause the firearm to explode, injuring the crime victim and leaving them even more vulnerable to the criminal. To be sure, such failures are quite rare, and I have a great deal of confidence in modern ammunition. However weighing one’s self defense ammo is relatively cheap insurance against such very rare but very serious ammo problems: Read the rest of this article »