Over Memorial Day weekend , Orange County faced a public safety crisis that could have turned catastrophic. At the GKN Aerospace facility in Garden Grove, a storage tank holding thousands of gallons of methyl methacrylate began overheating. This was not a minor chemical scare. It was a volatile, flammable chemical sitting in the middle of a dense urban area. Homes, schools, businesses and major roads were nearby. Tens of thousands of residents were ordered out of Garden Grove and parts of