Why is only 1 side of aluminum foil shiny?

Is there a purpose behind the two different textures? Should we be using different sides for certain reasons?
Is there a purpose behind the two different textures? Should we be using different sides for certain reasons?
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Why Aluminum Foil Is Shiny On One Side While Dull On The Other?

there's a correct way to use tinfoil apparently #inmy30s #cookingtipsa

This Is Why Aluminum Foil Is Shiny on One Side

How to Use Aluminum Foil: Food, Cleaning, Crafts

Baking Hack: How and Why to Line a Baking Pan with Foil

Reynold's Finally Settles the Debate: This Is What Each Side of Aluminum Foil Is For

Why Aluminum Foil Is Shiny On One Side While Dull On The Other?

The Great Aluminum Foil Debate: Shiny Side Up or Down?

Why Aluminum Foil is Dull on One Side

Here's why tinfoil is shiny on only one side and how to use it

Why is Aluminum Foil Shiny on One Side But Not the Other?