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.
The stories behind 20 other chemical element names are explained here. Despite being the least dense metal, lithium takes its name from the Greek word for âstone,â lithos, because it was discovered in a rock (as opposed to the other alkali metals potassium and sodium, which were discovered in plants and animals).