Tavola Periodica Acrilica Dieci 10mm Gas Cubico Elementi Multicolore
Periodic gas element with my own additions of full color 10 colorized 10 mm acrylic cubes to represent gasses H, N, O, He, Ne, Cl, Ar, Kr, Xe & Rn. 10 acrylic cubes only. Display not included. Pierced but not noticeable when displayed.