It's worth noting that steel core bullets are often banned as "armor piercing" rounds, despite that fact that most worthwhile hunting cartridges can pierce body armor.
I used to research h. pylori infections. Please finish any antibiotic courses prescribed. Antibiotic-resistant h. pylori sucks and is much more difficult and expensive to treat.
It's very unrealistic that he's the only character with even a passing familiarity with reloading, and that Rick and the gang never run across any proper reloading setups or manuals. Eugene has to reinvent an extremely crude version the process.