Purpose of the Circular Dent on Milk Jugs
🥛 Why Milk Jugs Have a Dent🔧 It’s Not a Flaw — It’s Smart Design: Pressure Buffer: Absorbs expansion from temperature changes to prevent cracking. Shock Absorber: Helps the jug survive drops without splitting. Structural Strength: Reinforces the jug using less plastic. Spoilage Signal: A bulging dent can warn of spoilage due to gas buildup….
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