(In image: single dog tag with embossed information, on a ball-link chain that also includes a military-style mini can opener. The dog tag contains the following information: a last name, a first name plus initials, blood type, date of birth, and nature of chronic illness.)
I don’t need or want to tempt fate. But I had this made in case of emergency, and as an additional means of identification, should it ever be needed. *knocks on wood* Maybe it might give others an idea, too, I don’t know — but if it should be useful, I offer it up here as an example.