(Alert refiled to insert dropped "bpd")
LONDON, Aug 21 (Reuters) -
* Royal Dutch Shell is restarting a gasoline-making fluidcatalytic cracking unit at its 404,000 barrels-per-day (bpd)Pernis oil refinery in the Netherlands, a spokesman said
* The 49,000 bpd unit faced a brief outage on Aug. 20,accordingto Shell(Reporting by Ahmad Ghaddar, editing by Louise Heavens)