[ingas]

Very interesting.

It was absolutely the same in Soviet Union.

I still remember formula from my childhood: 3 empty bottles (10 kopeks each) + 3 kopeks = 1 full bottle of lemonade (33 kopeks).

I think it was a good thing, less glass garbage at least.

> You usually return them at shops that sell them, even if you haven't bought them at this exact shop.

It seems that such things needs some central regulation, they did not survive in pure capitalism