Chapter 9: Criminal Homicide
[W]hether it is made for the purpose of destroying animal life, or whether it was not made by man at all, or whether it was made by him for some other purpose, if it is a weapon, or if it is a thing with which death can be easily and readily produced, the law recognizes it as a deadly weapon…
—Acers v. U.S., cited in Section 9 “Inference of Intent”