Why Milk Jugs Have That Little Dent — And What It’s Actually Designed to Do

as needed, allowing the jug to adapt to internal pressure without cracking or leaking. That soft pop you sometimes hear when setting a jug down? That’s the dent doing its job — safely releasing stress.

A Tiny Shock Absorber

Milk jugs take more abuse than we realize — bouncing in shopping carts, sliding around in car trunks, and getting shoved into crowded continue reading …