May be associated with the presence of sodium in drinking water when present in high concentrations. Often from saltwater intrusion, mineral dissolution, industrial and domestic waste. Deteriorates plumbing, water heaters, and municipal water-works equipment at high levels.
Cost basis is the original price paid for shares of a security plus or minus certain adjustments required by applicable tax rules such as adjustments with respect to reinvested distributions and sales charges.
Cost Basis. The cost basis value of an asset is the actual purchase price, plus a range of directly associated costs. These can include sales, excise and real estate taxes. They can also include the costs of delivery and installation.