1. Transition Metals pt 2 Groups 6-8

2. Cr Chromium Stainless steel Stainless steel Rubies Rubies Decorative coating Decorative coating Recording tape: Cr(VI) oxide Recording tape: Cr(VI) oxide Tanning leather Tanning leather Chromium III picolinate: slimming aid Chromium III picolinate: slimming aid Cr VI bad chromium from Erin Brockovich Cr VI bad chromium from Erin Brockovich

3. Mo Molybdenum High temperature lubricant (MoS 2 ) High temperature lubricant (MoS 2 ) Steel hardener Steel hardener Biological enzymes Biological enzymes

4. W Tungsten From the German wolfram From the German wolfram Lightbulb filaments Lightbulb filaments Highest melting point of all metals Highest melting point of all metals High speed cutting tools High speed cutting tools Darts Darts Tungsten carbide: very hard drilling bits Tungsten carbide: very hard drilling bits

5. Sg Seaborgium Named for Glenn Seaborg Named for Glenn Seaborg

6. Mn Manganese Steel hardener Steel hardener Dry cell batteries Dry cell batteries Catalyst: Mn (IV) oxide Catalyst: Mn (IV) oxide

7. Tc Technetium Nuclear medicine Nuclear medicine

8. Re Rhenium Welding rods Welding rods Catalysts Catalysts

9. Bh Bohrium Named for Niels Bohr Named for Niels Bohr

10. Fe Iron From the Latin ferrum From the Latin ferrum Alloyed with carbon to make steel Alloyed with carbon to make steel Hemoglobin and cytochromes Hemoglobin and cytochromes Magnetic storage Magnetic storage

11. Ru Ruthenium Fountain pen tips Fountain pen tips

12. Os Osmium Fingerprinting dust: OsO 4 Fingerprinting dust: OsO 4

13. Hs Hassium Named after the German state Hesse Named after the German state Hesse