A disposable plastic cup for drinks can be used as a measuring cup. They are not made with relief marks for the sake of design but to designate different amounts of liquids.
Sometimes we notice that things that are initially meant for one purpose become more effective for another. You just need to turn your imagination and creative thinking on and look differently at the things we are all used to. New ideas can make your life easier and sometimes even save you a lot of money.
GIGGAG collected a few great tips on how to use ordinary things in a completely different way.