Palladium ‘bubble has burst’ in metal’s biggest drop since 2010

Palladium fell for a third day, heading for the biggest drop in almost nine years and fueling concern that the metal’s multi-month rally has run out of steam.

The commodity used in pollution-reducing auto catalysts, which surged to a record last week on the outlook for tightening supplies, fell as signs of slowing economic growth sparked demand worries.