The term BISCUIT CONTAINERS can be summarized as TINS, which is a four-letter word. Tins are metal containers that are used to store and transport food items such as biscuits. They are usually cylindrical in shape and have a lid or cover that can be opened and closed. Tins are also used to store other items such as coins, jewelry, and even art supplies. They are often made of tinplate, which is a thin sheet of steel coated with a layer of tin. Tins are a popular choice for storing food items due to their durability and ability to keep food fresh for longer periods of time.