rhodium powder
31Ruthenium — (pronEng|ruːˈθiːniəm) is a chemical element that has the symbol Ru and atomic number 44. A rare transition metal of the platinum group of the periodic table, ruthenium is found associated with platinum ores and used as a catalyst in some platinum …
32Silicon — Not to be confused with the silicon containing synthetic polymer silicone. aluminium ← silicon → phosphorus C ↑ Si ↓ Ge …
33Mescaline — Systematic (IUPAC) name 2 (3,4,5 trimet …
34Cloisonné — Ming Dynasty cloisonné enamel bowl, using nine colors of enamel …
35Metal clay — Pendant made from metal clay with gold powder Metal clay is a crafting medium consisting of very small particles of metal such as silver, gold, platinum, or copper mixed with an organic binder and water for use in making jewelry, beads and small… …
36Cobalt — This article is about the metal. For other uses, see Cobalt (disambiguation). iron ← cobalt → nickel ↑ Co ↓ Rh …
37Niobium — zirconium ← niobium → molybdenum V ↑ Nb ↓ Ta …
38Sapphire — For other uses, see Sapphire (disambiguation). Sapphire The 423 carat (85 g) blue Logan sapphire General Category Oxide mineral …
39Copper — For other uses, see Copper (disambiguation) …
40X-ray tube — An X ray tube is a vacuum tube that produces X rays. They are used in X ray machines. X rays are part of the electromagnetic spectrum, an ionizing radiation with wavelengths shorter than ultraviolet light. X ray tubes evolved from experimental… …
