… «dental wax» or as «dental impression compounds», put up in sets, in packings for retail sale or in plates, horseshoe …
Explanatory notes
… “dental wax” or as “dental impression compounds”, put up in sets, in packings for retail sale or in plates, horseshoe … . These are plastic preparations generally used by artists or goldsmiths for making models and also by children … generally of wax, plastics or gutta-percha, mixed with products such as rosin, shellac and fillers (e.g., powdered …