Well, that's not the case at all. If anything, it costs close to nothing for most glass things. Sure, one might have to save up their pennies for a nice set of glass cookware, but storage is as easy as buying food in glass. After the food is eaten, one has a beautiful glass container just waiting to be reused or made into something. Get creative, because the possibilities are endless.
eye cream, jelly, almond butter, vanilla, spice, applesauce, vanilla, and vanilla
Also, here's a great little collection of ideas:
So there you have it. There's no need to buy plastic or metal, because glass is just too fun!