Because the old products in our own records in the test project by the engineer in the product standard considerations for selection of the more important items as records.
Engineers jobs in the product standard precautions selection of the more important items as old as the previous record of product testing programs in voluntary inspection in record time.
Because the previous old products in the inspection records of the independent inspection of the project by the Engineer in the product standard of attention to the selection of more important items as a record.