There is a company called Homestead Creamery based in Virginia has created a closed-loop process for distributing milk. When purchasing Homestead Creamery milk, the consumer pays a $2 deposit for the glass milk container. The glass container can be returned to the store to received the deposit back , or if buying more milk, the deposit can be used for the purchase.
Homestead Creamery can be found in most Kroger stores and Whole Foods in the metro area.