And what is even more encouraging is that this simple but effective technology can be used on trajineras so the tourist boats can be a part of the solution in the fight against pollution. that s the button that starts it off? all right, let s do it! ready? yeah. you can see the nano bubbles. oh, it s working! that s so cool! it s amazing to think that this piece of tech is actually cleaning the canals as we speak. amazing, hey? ....