Customs Men At Oil Refinery Aka Custom Oil (1958)

Isle of Grain, Kent. L, S interior of a classroom, there are students sitting round the outside and a couple of blackboards in the background. The instructor is stood in front of a large barrel, he draws some liquid out of it through a long pipette and puts it in a glass. He replaces the pipette in the barrel. He is teaching his students, who are all new Customs and Excise officers, how to accurately measure a cask of rum. The students get up and walk over to a table where a measuring gauge is placed in the glass. C, U of a student picking up a round mirror and reading the gauge through the glass. M, S of four other students making notes. L, S of an oil tanker docked at the Isle of Grain. L, S pan down the ship to show a customs officer walking towards it. M, S of him climbing up the ladder onto the ship. M, S of him climbing over the rails and shaking hands with an officer, he walks up another ladder to an upper deck. M, S from the deck of the ship looking out to sea. The Customs man appears