A lousy $3 million check offered up by an aerospace company following a chemical leak that forced the evacuation of 40,000 people is no substitute for a real refund, frustrated Orange County officials warned Thursday. GKN Aerospace announced Wednesday they would give $3 million, in addition to another $1 million, to help the tens of thousands of Orange County residents who had to evacuate as a result of the chemical leak in Garden Grove. The evacuations “caused significant hardship to many in