Cool gadgets have invaded our every day life, and this invasion is one of the most pleasant ones as it really lightens the hard working of the people. Can you imagine your life without a washing machine, for example? And several centuries ago all the people had to do washing by their own hands. And nowadays, with such cool gadgets as washing machines, you can do your washing in a very pleasant way, for example, while drinking coffee and having rest. Is not it just great?