Here's an interesting article that answers a common question for can owners.
Source: https://www.silencershop.com/blog/post/who-is-allowed-to-shoot-or-use-my-silencer/?redirect_mongo_id=5e8dca6730e6395f449dbade&utm_source=Springbot&utm_medium=Email&utm_campaign=5e8dca6730e6395f449dbadf...