A cargo ship is made up of several identical sections. The length of the ship can be varied by adding or removing sections as required.
Modular design of an appliance (TV set, computer etc.) not only simplifies fault diagnosis and repair, but also facilitates the recycling of the product.
Two-component adhesive. The two components are mixed together just before being used. The separate components can be stored almost indefinitely.
Shortly before the relocation of a public library, the director asked all readers in the town to borrow books and return them later to the new premises. This way, not a single cent was spent on moving the books.