Hello!
What do you mean my dear ?
don’t forget I’m proud of you!!<3
Kook life with pogue lifestyle
I can't answer all of them but 3, 6 and 7 are false. I'm not 100% sure about the others
Well depending on the markings and/or the country it could tell you what type it is as in Nuclear, Chemical, etc.
It can also tell you what branch of what military it originates.
And in some cases tell you where it was manufactured.
Hope this helps. :)