The profit made from the recycled bottles covers the cost of the pet food, so the machine works economically, while it is also super eco-friendly, as it runs off solar power.
Engin Girgin, inventor of the machine, told Der Spiegel: 'My primary goal was to make people see that they don't have to spend any money to help stray dogs. And I also wanted to show that people can do good deeds with things they would normally throw away.
'At the same time, of course, I know that we don't give much priority to recycling here in Turkey. In my opinion, this has to change. So I basically killed two birds with one stone.'
--From Daily Mail