oils and fats; oil resources; high oil content
Refers to oils and fats as a material, resource, or ingredient, often in contexts like food, fuel, or industrial use. The gloss 'oil stuff' is a literal but uncommon translation; 'oil resources' or 'oils and fats' are more natural.
This region is active in the production of oils and fats.
Foods with a high oil content are high in calories.