Little discs under lids
From preventing our sudden death to making the cooking process a little bit easier, these features are there to serve and expect nothing in return.
And just because we should stop the ignorance and start recognizing all the hard work these features put in, here is a list of the 12 most interesting ones:
1. Bottle Indents
Ever wonder why wine bottles have that deep indent on the bottom? It's to help distribute pressure evenly when the bottle is being corked. The higher the pressure, the deeper the indent, i.e. champagne bottles.
2. Little Tiny iPhone Hole
Curious about the tiny hole on the back of your iPhone? It's actually a microphone!