Alloy & Metal Processors, Inc. — Hazardous Materials Safety Interpretation

Page 1of Transportation U.S. Department 400 Seventh Street, S.W Washington, D.C 20590 Research and Special Programs Administration AUG 1 7 2001 •Mr. William P. Murphy Owner/President Ref. No. 01-0211 Alloy & Metal Processors, Inc. 623-33rd Place North Birmingham, 35222 Dear Mr. Murphy: This is in response to your letter requesting confirmation that the test results of a sample of 75% ferrosilicon demonstrate that it is not subject to the Hazardous Materials Regulations (HMR; 49 accordance with the test method described in 49 CFR part 173, CER Parts 171-180). You state that your product was tested in Appendix E (revised edition as of October 1, 1996), and found it Wet) material. does not meet the definition of a Division 4.3 (Dangerous When As provided in § 173.22, it is the shipper's responsibility to properly classify a hazardous material. However, if the ferrosilicon handled by your company is the same material that was tested in accordance with requirements that now appear in the U.N. Manual of Tests and Criteria, and determined not to meet the Division 4.3 criteria, it is not subject to the HMR. I hope this satisfies your request. Sincerely, Thomas G. Allan Senior Transportation Regulations Office of Hazardous Materials Specialist Standards#

Page 208/10/01 12:39 AMP/MMI INC → 12023663012 NO. 860 P001/003 136-33 Gail BIRMINGHAM, ALABAMA 35222 623-33RD PLACE NORTH CAMPMAD 173.22 Responsibility SERVICE shippers Tracking # : 01-0211 1.800-321-8629 205-322-2344 FAX 205-328-3040 ALLOY & METAL PROCESSORS, INC. • • r0r0 =- August 1, 2001 Mr. Thomas G. Allan Senior Transportation Regulations Specialist Office of Hazardous Materials Standards Washington, D.C. Dear Mr. Allan, In compliance with Haz Mat Regulations; DOT Standard 173, Appendix E, Division 4.3 (Dangerous when wet material) our ferrosilicon products have been tested by Andrew S. McCreath & Son, Inc. (Copy enclosed) Please find results of those tests, regarding the applicability of the Hazardous Materials Regulations (HMR; 49). We will appreciate your response, via written letter, stating our material does not meet the criteria of a Division 4.3 Hazardous Material, and is not subject to the HMR. Respectfully, 25T Wellin P. Muphy William "P. Murphy Owner/President 15 Attch ...#

Page 308/10/01 12:39 AMP/MMI INC → 12023663012 •:31/2001 15:20 17172384843 1VLY2384843 N0.860 PØ02/003 MOCREATH PAGE: 02/8 (202) 346-3012 610 Willow Stree! Andrew S. Metreath & Son, Ine. Harisbur): PA 17105-1481 PD Box 1453 ANALYTICAL AND CONSULTINE CHEMISTO Telex 84-7321 Terephone (717) 248-0937 Far: (717) 298-1845 /" July 31, 2001 Alloy st Metal Processors, Inc. 623 - 33rd Place North Birmingham, Alabama: 35222 Gentlemen: The sample received from you on July 26, 2001, marked: 75% Ferro Silicon, was testeți in accordance with DOT Standard 173, Appendix E, Division 4.3 (Dangerouș whezı wer material). Results are as follows: Spontanceus ignitien Test • Division 4.3 a (J) Division 4.3 a (2) No Spontaneous Ignicion Division 4.3 a.(3) No Spontaneous Ignition No Spontaneous Ignition Gas Evolution Measurement Total volume in Ml cach hour. Time Interval Icstl Test 2 Isst3 1 Hour 2 Hour 0.00 MI 0.00 M1 3 Hour 0.20 ML 0.00 MI 0.00 MI 4 Hour 1.70 Ml 0.00 MI : 0.90 M1 5 Hour 1.80 MI 1.10 M 0.80 MI •. 6 Hour 1.80 Ml 1.10 MI 1.80 MI 1.60 MI 1.10 MI 7 Hour 1.80 MI 1.80 MI i IOMI 1.80 MI 110 MI Total 1.80 MI 1.80 MI * 1.10 M0#

Page 408/10/01 12:39 AMP/MMI INC → 12023663012 2/31/2881 15:20 17172384843 17172384843 NO. 860 P003/003 """ MCCREATH •PAR :03 Page No. 2 July 31, 2001 DOT Test Maximum Rate - 0.060 liter/hour/kilogram Average Rate - 0.0089 liter/hour/kilogram Yours very truly, ANDREW S. MCCREATH & SON, INC.#