California: 40,000 people ordered to evacuate over chemical leak fears

Authorities in Orange county, California have ordered the evacuation of 40,000 people over concerns about a chemical leak that threatened to spill or explode. The problem arose on Thursday at a facility owned by GKN Aerospace in the town of Garden Grove, where a storage tank holding methyl methacrylate began off-gassing and threatened to fail. The chemical, which is highly flammable , is used to fabricate resins and plastics. …