6. PetroSA's centre of excellence in Mossel Bay: . Was established in 2002 . Is situated 12km from GTL refinery in Mossel Bay . Drives skills programs for PetroSA and the industry . Operated in partnership with the Mossel Bay community . Provides training for boilermakers, welders, fitters, riggers, instrument mechanics and electricians; . Accredited with the Chemical Industries Training Authority and has become a Trade Testing Centre . So far has trained more than 732 artisans . Currently has 220 learners