Eli5 why does cling film sometimes stick perfectly to some plates/bowls but other times it does not?

Question

Eli5 why does cling film sometimes stick perfectly to some plates/bowls but other times it does not?

In: 350

Answer 1

I don’t know if anyone else said it but I have two types of cling film and one is really only sticky against itself, the other is the ‘traditional’ stuff that sticks to everything