How long do shotshells last?

Have you ever wondered how long shotshells last? Let's take a box that is at least 25 years old and do a little shooting and see if we can't find out. #deerhunter #outdoors #hunting #squirrelhunting #squirrel #rabbit #rabbithunting #homesteading #survivalist #huntingseason #huntingequipment #squirrelhunter #crowhunting #pheasanthunting #duckhunting #waterfowlhunting #huntinggear #turkeyhunting #turkeyhunter #uplandhunting