site of a giant industrial complex in Abū Ẓaby emirate, United Arab Emirates. (United Arab Emirates) It lies along the Persian Gulf about 140 miles (220 km) west of Abu Dhabi, the national capital. Al-Ruways has natural-gas-processing plants under the control of the Abu Dhabi National Oil Company (ADNOC). Al-Ruways has a small airport and is linked by road with Abu Dhabi and Jabal al-Ẓannah.