A farming neighbour has two American students staying with him, free accommodation in return for work.
They expressed great surprise that "hard liquor" could be purchased without any ID.
Depends where though, and of course how old you are. The law says you need to be 18, so retailers extend this to "Challenge 25" which gets interpreted at the till as "anyone under 40 needs to prove their age".
And seemed astonished at a bull mating cows ! All done by artificial insemination back home.
I know someone (in the
UK▸ ) whose job used to include collecting pig semen for artificial insemination. She described this task in terms probably unfit to be used on this forum.