Research Article

Comparing the Air Abrasion Cutting Efficacy of Dentine Using a Fluoride-Containing Bioactive Glass versus an Alumina Abrasive: An In Vitro Study

Figure 8

Samples of cavity cut by alumina ((a) with indistinguishable powder layer from dentine) and Na0SR ((b) with a very radiopaque powder layer due to the presence of strontium).
(a)
(b)