treefrog, 11 months ago I pressure cook polypropylene all the time. I don’t eat out of it after but if pp5 can handle 3 hours at 17 psi I wouldn’t be concerned about popping it in the MW
I pressure cook polypropylene all the time. I don’t eat out of it after but if pp5 can handle 3 hours at 17 psi I wouldn’t be concerned about popping it in the MW