 The oil mill and fulling mill used a water wheel of 7 @.@ 50 metres ( 24 ft 7 in ) in diameter and used 30 paddles with a width of 30 centimetres ( 1 ft 0 in ) . The oil mill was used to crush and press oil @-@ bearing seeds to extract vegetable oils , and the fullingmill kneaded wool for hours or days in order to make it thicker . Both structures are completely gone , and only two edge stones posted outside remind of its former function as oil mill . It currently houses a restaurant . 
