This needs further work. Here are some suggestions to improve, though I do suggest that you bring it back to the drafting stage. You need to work on improving your sentence structure and grammar throughout the draft.
This item can be contained normally in a standard containment locker. There is no reason to have a special key or be stored in the armory.
"If any instances of RPC-321 are found to be widely advertised or commercialized, any instances of RPC-321 are to be found and taken to the armory. Any citizens will be given class C amnesiacs, and a "raid" is to be provided as a cover-up."
This paragraph needs to be rewritten. Why would there need to be a raid?
It is unknown how instances of RPC-321 knows the next substance that will be absorbed by the victim, but it has been discovered to mimic the taste by changing the chemical reactions of the victims taste buds to the substance.
Redundant, you already stated this.
While instances of RPC-321 have shown to pose no threat to human subjects consuming them, it has been found that any life other than humans that eat an instance of RPC-321 will slowly start to deteriorate
Would be nice to have more information here. How do they die?
You can work with it and Amazing Co articles are always fun, but this needs to have a lot more editing done first. I suggest that you take time and really comb through this article more in the drafting stage.