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Across 1. corrosion resistant steel with a high percentage of chromium 7. reaction of metal to oxygen 9. strength resistance to opposing forces 10. strength resistance to being pulled apart 11. strength resistance to pressure 13. metals ability to be drawn or stretched without breaking 18. an alloy of nickel, with small amounts of copper and iron 19. metals ability to resist penetration or wear 20. alloy of copper, tin and zinc

Down 2. ability to return to original size and shape after being pulled out of shape 3. metals that do not contain iron 4. properties which determine the range and usefulness of metals 5. undesirable quality, metal easily shatters or breaks 6. chemical attack on metals by various elements in the atmosphere 8. metals that are iron based 12. other state of matter, not liquid or gas 14. metals ability to resist shock and deform before breaking 15. properties of metals when they are not being acted upon by outside forces 16. metal with the most wide usage of all the nonferrous metals 17. mixture of metals