Yep, got that part. I'm just amazed that TNT, a compound dating back to 1863 (just googled it) is in active use 155 years later. Of course it works well enough,

Yep, got that part. I'm just amazed that TNT, a compound dating back to 1863 (just googled it) is in active use 155 years later. Of course it works well enough, but I'd imagine the military to go for the absolute most bang for the buck (pun absolutely intended) and am surprised it ha[sd]n't happened yet.