A fan without vanes

Soon will the long-awaited summer days. Much heat is coming and we must be prepared to cope, but as we like! That is why today we bring you Tech News Buzz rethinking the technology that is very particular. This is nothing less than a fan, but with the particularity of this and it has blades. How does it work then? 'll Find out in this note! This is the Dyson Air Multiplier, and has revolutionized the world of fans.