The tax rules offer a choice of vehicle expense deduction methods, and if you itemize the vehicle expenses, a portion of a lease payment can be used as a business expense.
This article is about the chemical element. For other uses, see Tungsten (disambiguation). Tungsten, also known as wolfram, is a chemical element with symbol W and atomic number 74. The word tungsten comes from the Swedish language tung sten, which directly translates to heavy stone. Its name in Swedish is volfram, however, in order to distinguish it from scheelite, which is alternatively named tungsten in Swedish.
Overview. Terbium is classified as a rare earth element. The term is misleading because terbium is more common than metals such as silver and mercury. The name rare earth meant something else to early chemists. It was used because the rare earth elements were very difficult to separate from each other.