2 ms·
The top sits on the rim of the can then the edge is rolled closed like a tin can. Sealing takes a fraction of a second. There isn't really time for pressure t
by tastyfreeze 4y ago
The top sits on the rim of the can then the edge is rolled closed like a tin can. Sealing takes a fraction of a second. There isn't really time for pressure to build under the lid before it is sealed.