These things were mainly publicity stunts. The supposed biohazard quarantine for returning Apollo astronauts was a theater performance, too. https://www.livescience.com/space/the-moon/the-apollo-moon-l... ( "The Apollo moon landing was real, but NASA's quarantine procedure was not" ) https://www.nytimes.com/2023/06/09/science/nasa-moon-quarant... ( "A review of archives suggests that efforts to protect Earth from con…
My father was one of the scientific Principal Investigators (PIs) who analyzed the Apollo 11 lunar samples, back in 1969. Flipping through some of his notes from back then, it sounds as if a rotating assortment of bureaucrats injected themselves into the chain-of-custody with weird and embarrassing effects. To wit: Some Agriculture Department folks decided that their legal authority to quarantine soil samples brought…
- moon dust has very fine particles. It is very irritating for skin, and there was a very good chance it could damage lungs like azbestos.
- Electronics and dust do not mix well
- electrostatic properties were not known, it could stick to every surface and coat it, perhaps prevent vacuum seals etc... Look at images from inside capsule, before and after landing! And that was just dust, brought on suits, not full samples!
- it had horrible smell