As a green technology, laser cleaning replaces methods that remove rust with consumables or chemicals. It’s the only solution that meets environmental protection regulations. Plus, pulsed fiber lasers have low power consumption.Laser cleaning machine for rust removal does generate a small amount of dust in the air but it can be vacuumed instantly with a dust extraction system. http://www.herolasertech.com/laser-cleaning-machine/laser-cleaning-machine-for-rust-removal/