The mark consists of an essentially rectangular diagram, of the word "COLLECTION" stacked over a diagrammatic depiction of an oil tanker truck at the top of the diagram; the word "RE-REFINING" stacked under a diagrammatic depiction of an oil refinery, both appearing at the right of diagram; the word "BLENDING" stacked under a diagrammatic depiction of a chemical beaker with three liquid drops extending therefrom overlapping a oil bottle, both appearing at the bottom of the diagram; and the word "SERVICING" stacked under a diagrammatic depiction of an automobile with its hood up and with a bottle of oil and an oil drop partially presented under the open hood, both appearing at the left of the diagram. In addition, there are four diagrammatic arrows, one appearing in each corner of the design, with one arrow extending from "COLLECTION" and the truck to "RE-REFINING" and the refinery, one arrow extending from "RE-REFINING" and the refinery to "BLENDING" and the chemical beaker, one arrow extending from "BLENDING" and the chemical beaker to "SERVICING" and the automobile, and one arrow extending from "SERVICING" and the automobile to "COLLECTION" and the truck.