On the SAND Floorsanding and polishing

Hi my names Ymie joel capach ive been Floorsanding and polishing for the last fifteen years and have come across just about everything. My expertise is stairs and hand staining .i do a good job with minimal dust as i have vaccumes set up on all my tools. I use the latest in non toxic polymers and belive that the Bona range of products is the hardest wearing on the market atmo from what ive seen. ALSO BE CAREFUL WITH YOUR FLOOR