Every process plant in the world takes in bulk raw materials and fuel from tanker ships, railroad cars, tanker trucks, or pipelines. Refineries, chemical plants, pharmaceutical companies, and a host of other industries, have to measure raw materials and finished products accurately, because they pay for what comes in and get paid for what goes out.
Oil and gas transactions are conducted globally, each and every day. The aim is to do this as accurately as possible. Although there are different methodologies available to the user, it is a known fact that an inaccurate
device (or a device that presents a measurement that is less then precise), can cost either the buyer or the seller millions of dollars, due to reading discrepancies.