To quote Internet Archive's Jason Scott, "I wouldn't use a Kryoflux to pry open my last can of beans."
https://www.reddit.com/r/vintagecomputing/comments/buyj9f/ti...
IA's Archive Team have guidance for anyone wanting to archive floppy disks:
https://www.archiveteam.org/index.php?title=Rescuing_Floppy_...
and optical discs:
https://www.archiveteam.org/index.php?title=Rescuing_optical...