/community-hubs/measurement-instrumentation/b/flow_weblog/posts/a-great-way-to-shrink-the-shrinkageCustody transfer is defined as the way to measure the commercial exchange of a commodity.  When a business purchases a commodity, there is a pre-established method to verify the amount of product purchased.  Gasoline, chemicals and even milk is all tradeden-USTelligent Community 13