Analytical testing, namely, analytical testing for the petroleum coke industry, namely, in the production of calcined petroleum coke, graphite and carbon electrodes; providing laboratory analytical testing services for producers, transporters and consumers of petroleum coke, calcined petroleum coke, coal and furnace coke; Barge draft surveys, namely, conducting barge draft surveys for cargo loaded onto or discharged from barges; Bulk commodity sampling, namely, the sampling of dry bulk commod...