Which major food retailer was the first to introduce 'packaging-free' aisles where customers bring their own containers for bulk food purchases?

The food retail industry has been undergoing significant changes in response to growing consumer demand for sustainable practices. Major grocery chains and food retailers have implemented various initiatives to reduce waste, decrease plastic usage, and promote environmental responsibility. How well do you know the latest innovations in sustainable food retail? Test your knowledge with this trivia question about a groundbreaking sustainable packaging initiative.

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Whole Foods Market
Ekoplaza (Netherlands)
Carrefour
Trader Joe's