HS2 excavations used to create biscuit-like tiles for Old Oak Common station

Designers Bahbak Hashemi-Nezhad and Rafael El Baz have used traditional biscuit moulds to create Sweet Terrain, a collection of wall tiles for a HS2 station made from clay excavated during its construction. Hashemi-Nezhad and El Baz salvaged 12 tonnes of clay dug up from the site of Old Oak Common,