Comment on My ravioli bowl won't unstick. Took about an hour of prying, and still I couldn't unstick the plate.
Frostbeard@lemmy.world 1 week agoIts the same thing that happens with fridges and freezers. But they have become netter at equaling the pressue.
PV=nRT en.m.wikipedia.org/wiki/Ideal_gas_law
Change in temperature (T) means a change in volume and/or pressure