Eli5: when so much food packaging these days uses plastic or metal, how come flour is often just wrapped in paper?

Question

Eli5: when so much food packaging these days uses plastic or metal, how come flour is often just wrapped in paper?

In: 25

Answer 1

Flour typically has to oxidize (react with air) after being processed. This can take a while to do.

Flour is a basic commodity. It’s always needed, so it’s always bought quickly. It doesn’t have to sit on a shelf for weeks before it’s bought.

So, they just sell it in a breathable package. Let’s them get the stuff out there quickly, and cheaply