Access the web site of the U.S. Chemical Safety and Hazard Investigation Board at www.csb.gov and choose a recent incident and investigation that is of interest to you. Describe the incident and the chemicals and hazardous wastes that were involved.

Access the web site of the U.S. Chemical Safety and Hazard Investigation Board at www.csb.gov and choose a recent incident and investigation that is of interest to you.  Describe the incident and the chemicals and hazardous wastes that were involved.  (Minimum 200 - 300 words).