1.The Air-Flow S1 is ideal for hygienists. 2.By using a jet formed by a mixture of air, powder and water. Air-Flow S1Air polishing tabletop equipment.The Air-Flow S1 is ideal for hygienists. By using a jet formed by a mixture of air, powder and water, the Air-Flow S1 removes dental plaque, soft deposits and surface stains from pits, grooves, inter-proximal spaces and smooth surfaces of the teeth. ...