The term 'TUB IN A FACTORY' can be summarized as a VAT, which is a large container used to store and transport liquids. Vats are commonly found in factories, where they are used to store and transport materials such as chemicals, food, and beverages. They are typically made of metal or plastic and are often cylindrical in shape. Vats are also used in the production of various products, such as paper, rubber, and textiles.