chemical additives, namely organic chemicals and compounds of inorganic chemicals and organic chemicals used to alter and improve the characteristics of oil and fuels in industry, oil refining, transportation, mining, construction, and agriculture

PETROLEUM COMPOUNDS IN DILUTED AND CONCENTRATED FORM CONSISTING OF A MAJOR PORTION OF PETROLEUM LUBRICATING OIL CONTAINING ADDED ORGANIC AND INORGANIC SUBSTANCES FOR IMPROVING OR MODIFYING THE CHARACTERISTICS OF THE OILS