Everyone used to get their milk from the milkman; it would come in glass bottles that would be picked up and refilled. As women joined the workforce it became less convenient than picking up the new cardboard-packaged milk at the supermarket.

Returnable bottles have been back for a while; We pay a $2 deposit on our milk bottles from Ontario's Harmony Organic Dairy, with the lovely motto "you can whip our cream, but you can't beat our milk." In Manhattan, the milkman is back as well- the Manhattan Milk Company will deliver organic milk from 51 Amish farms in Pennsylvania Dutch country in glass bottles every week.

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