Nowadays people talk and write a lot about so called electromobiles, i.e. cars powered by electric motor. Their energy source are just batteries. What do these cars bring to us? Do you know their advantages? I believe you do. A lot of information reach our ears without us searching for them intentionally. These days, electromobility is one of the TOP subjects in media… And now let me ask you the opposite question. Do you know their disadvantages? I believe that most of you will know at least some. We can also catch some information about electromobile’s disadvantages in media without necessity of searching for them. But do we catch really all of them? Try to think about it. What comes to your mind? Think aloud again. What advantages and disadvantages result from cars having their only energy source in batteries?