ST GOBAIN EMITTED PARTICULATE MATTER FROM ONE OF ITS KILNS IN EXCESS OF ITS PERMITTED LIMIT; OPERATED 2 KILNS WITHOUT MAINTAINING THE AFTERBURNER TEMPERATURE REQUIRED BY PERMIT; FAILED TO KEEP COMPLETE RECORDS OF NATURAL GAS FUEL USE FOR ANOTHER KILN; AND FAILED TO REPAIR LEAKS IN ITS INDUSTRIAL PROCESS REFRIGERATION APPLIANCES, THEREBY ALLOWING STRATOSPHERIC OZONE TO LEAK OUT OF THEM INTO THE ATMOSPHERE AT A RATE HIGHER THAN PERMITTED BY REGULATION.