What’s that little splash of colored ink on the bottom of the cans? Beside the born on date.
Looks like a small smeared Sharpie mark.
No idea, maybe the maintenance guy lost a sharpie.
"...if the gentlemen of Virginia shall send us a dozen of their sons, we would take great care in their education, instruct them in all we know, and make men of them." Canasatego 1744