Here in Denver there is a shop where I can buy a reusable glass bottle that they will refill for me when I bring it back to buy more (soap, shampoo, detergent,

Here in Denver there is a shop where I can buy a reusable glass bottle that they will refill for me when I bring it back to buy more (soap, shampoo, detergent, etc). Perhaps supermarkets could transition to this model for everything.