E. For the purposes of Part 8, in Classes A and C—
“industrial building" means a building used for the carrying out of an industrial process and includes a building used for the carrying out of such a process on land used as a dock, harbour or quay for the purposes of an industrial undertaking but does not include a building on land in or adjacent to and occupied together with a mine; and
“warehouse" means a building used for any purpose within Class B8 (storage or distribution) of the Schedule to the Use Classes Order but does not include a building on land in or adjacent to and occupied together with a mine.