1 The credit can be up to 35 percent of your qualifying expenses, depending upon your adjusted gross income. 2  For 2010, you may use up to $3,000 of expenses paid in a year for one qualifying individual or $6,000 for two or more qualifying individuals to figure the credit.
Meaning: Any metal that is resistant to corrosion or oxidation. Classified under: Nouns denoting substances. Hypernyms (noble metal is a kind of...): metal; metallic element (any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.) Hyponyms (each of the following is a kind of noble metal): atomic number 79; Au; gold (a soft yellow malleable ductile (trivalent and univalent) metallic element; occurs mainly as nuggets in rocks and alluvial deposits; does not react with most chemicals but is attacked by chlorine and aqua regia)
In a more general sense, ferrous metals are metals or metal alloys that contain the element iron. Steel, for example, is a ferrous metal, and there are a number of other alloys that contain iron.