What is ruthenium used for?

Related questions

1. Where is fermium most commonly found?
2. Why is rhodium so expensive?
3. What elements does einsteinium react with?
4. Is fermium a metal?
5. How common is einsteinium?
6. Is ruthenium a precious metal?
7. How many shells does fermium have?
8. What is the 100th element?
9. Is rhodium better than gold?
10. Is ruthenium a solid liquid or gas?

Tags

1. #platinum
2. #resistance
3. #alloy
4. #ruthenium
5. #these
6. #metals
7. #palladium
8. #which
9. #hardeners
10. #electrical
11. #cells
12. #energy
13. #solar
14. #alloyed
15. #effective
16. #light
17. #severe
18. #compounds
19. #jewellery
20. #contacts