Adnoc Drilling rig at Upper Zakum. The offshore oilfield is key to Adnoc's plans to boost crude production. Photo: Adnoc
Adnoc Drilling rig at Upper Zakum. The offshore oilfield is key to Adnoc's plans to boost crude production. Photo: Adnoc

Adnoc sets world record for longest oil and gas well at Upper Zakum field