Nickel based alloys Introduction: - nickel is characterised as allergen, but it has a important place between the dental alloys - the statistics tell, that the hypersensitiveness…
Slide 1Nickel based alloys Slide 2 Introduction: - nickel is characterised as allergen, but it has a important place between the dental alloys - the statistics tell, that…
Slide 1 The Halogens Chapter 20 Slide 2 F,Cl,Br,I,At All elements through the periodic table of elements do form halides Exception: He,Ne,Ar They are easiest…