An imperfect taste fresh drinks without ice batu.Tapi you ever wondered if the ice was completely made of stone?
In Sweden the Nordic cut natural stone for use as a cube-shaped ice cubes. This rock is famous for its ability to keep cool long enough.
How to use it was quite easy, just enter the stones a few hours in the freezer refrigerator, then you will get the stones that can cool your drinks. Not practical enough?