17 ms·Bottle exchange is better than that. People don't want people bringing filthy containers into the store.by lupire 3y agoBottle exchange is better than that. People don't want people bringing filthy containers into the store.fedeb95 3y agohow would that work? Would dirty containers be washed or recycled?lupire 3y agoEither, yes. This is how bottled air orks. (Propane, CO2). But cleaning is easier in those cases.