4 ms·
According to Wikipedia, Saran wrap switched from PVDC to polyethylene (which is still considered safe) was in 2004. PVC and PVDC have lower oxygen permeability
by stephen_g 4y ago
According to Wikipedia, Saran wrap switched from PVDC to polyethylene (which is still considered safe) was in 2004.
PVC and PVDC have lower oxygen permeability so keep food better, but both environmental and food safety concerns in food contact applications.
- devoutsalsa 4y agoSciShow did a video on this. “Why Isn’t Cling Wrap As Good As It Used To Be?” https://youtu.be/CXsE6SlLa58 https://youtu.be/CXsE6SlLa58
- bsimpson 4y agoThe massive Costco brand rolls that everyone I know uses seem to still be PVDC (or at least were when I bought the one in my pantry).