ScienceHow big is your water footprint?To play this audio please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoScienceCoelho/Laycock08/30/2012August 30, 2012How much water does it take to make a cheese sandwich? How about a T-shirt? Or a car? Find out how much water is hidden in the products you use everyday. Take the quiz!https://p.dw.com/p/160FoAdvertisement Interview by Saroja Coelho