Fig. 2From: Results of an experimental study of subgingival cleaning effectiveness in the furcation areaImages of the powders used in the experiment—namely, erythritol (AIR-FLOW PLUS powder, EMS, Nyon, Switzerland) and glycine powders (LM-Glycine Neutral, LM-Instruments Oy, Parainen, Finland) with different particle sizes. The images were taken under an operating microscope (Leica TP 12, Leica Microsystems GmbH, Wetzlar, Germany) at 40 × magnificationBack to article page