Thus, the moving average cost of the green widgets was $5 per unit at the beginning of the month, and $5.88 at the end of the month. We will repeat the example, but now include several sales. Remember that we recalculate the moving average after every transaction.
Finally, pass-through billing is an arrangement in which a laboratory tests samples provided by a physician for a fee, and allows the physician to profit by billing payers directly for the laboratory services for more than the physician paid the laboratory. This approach is typically avoided for Medicare and Medicaid patients by most physicians.
As a technique, passivation is the use of a light coat of a protective material, such as metal oxide, to create a shell against corrosion. Passivation can occur only in certain conditions, and is used in microelectronics to enhance silicon. The technique of passivation strengthens and preserves the appearance of metallics.