Istanbul Vending Machines Offer Subway Credit for Recycled Bottles and Cans

Istanbul on Wednesday rolled out an alternative currency for commuters who need to top up their subway cards but are short of cash: recyclables. The city is installing “reverse vending machines” at metro stations that allow passengers to add credit to their subway cards simply by inserting a plastic bottle or aluminum can into the machine.
Read more: https://www.nytimes.com/2018/10/17/world/europe/istanbul-vending-machines-recycling-subway.html?source=Snapzu