Reflux refining will be tested to make lead A new lead refining process will be tested in a I-metric-ton/hour pi lot plant being built by Broken Hill Associated Smelters at Port Pirie.

Glycerin Glycolic Acid Heptane Hexane Honey Hydraulic Oil (Petro) Hydraulic Oil (Synthetic) Hydrazine A-Excellent D-Severe Effect A-Excellent A-Excellent A-Excellent A-Excellent A-Excellent A-Excellent A-Excellent D-Severe Effect A-Excellent C-Fair A-Excellent A1-Excellent D-Severe Effect A2-Excellent B-Good D-Severe Effect A-Excellent B-Good A-Excellent D-Severe Effect D-Severe Effect A-Excellent A-Excellent B-Good C1-Fair A-Excellent A-Excellent N/A A-Excellent A-Excellent C2-Fair B1-Good A-Excellent D-Severe Effect D-Severe Effect C-Fair Hydrobromic Acid 100% Hydrobromic Acid 20% Hydrochloric Acid 100% Hydrochloric Acid 20% Hydrochloric Acid 37% Hydrochloric Acid, Dry Gas Hydrocyanic Acid Hydrocyanic Acid (Gas 10%) Hydrofluoric Acid 100% Hydrofluoric Acid 20% Hydrofluoric Acid 50% Hydrofluoric Acid 75% Hydrofluosilicic Acid 100% Hydrofluosilicic Acid 20% Hydrogen Gas Hydrogen Peroxide 10% Hydrogen Peroxide 100% Hydrogen Peroxide 30% Hydrogen Peroxide 50% Hydrogen Sulfide (aqua) Hydrogen Sulfide (dry) Hydroquinone Iodine Iodine (in alcohol) Iodoform Isooctane Isopropyl Acetate Isopropyl Ether Isotane Jet Fuel (JP3, JP4, JP5) Kerosene Ketones Lacquer Thinners Lacquers Lactic Acid Lard Latex Lead Acetate C1-Fair A2-Excellent B1-Good B2-Good C-Fair B-Good A-Excellent A-Excellent C1-Fair A2-Excellent A2-Excellent C1-Fair A-Excellent A-Excellent A-Excellent A-Excellent B1-Good B1-Good B1-Good A1-Excellent A1-Excellent A-Excellent C-Fair N/A N/A A2-Excellent B1-Good B-Good D-Severe Effect A1-Excellent B-Good C-Fair D-Severe Effect D-Severe Effect B-Good B1-Good A2-Excellent A1-Excellent Lead Nitrate Lead Sulfamate Ligroin Lime Linoleic Acid Lithium Chloride Lithium Hydroxide Lubricants Lye: Ca(OH)2 Calcium Hydroxide Lye: KOH Potassium Hydroxide Lye: NaOH Sodium Hydroxide Magnesium Bisulfate Magnesium Carbonate Magnesium Chloride Magnesium Hydroxide Magnesium Nitrate Magnesium Oxide Magnesium Sulfate (Epsom Salts) Maleic Acid Maleic Anhydride Malic Acid Melamine Mercuric Chloride (dilute) Mercuric Cyanide Mercurous Nitrate Mercury Methane Methanol (Methyl Alcohol) Methyl Acetate Methyl Acetone Methyl Acrylate Methyl Alcohol 10% Methyl Bromide Methyl Butyl Ketone Methyl Cellosolve Methyl Chloride Methyl Dichloride Methyl Ethyl Ketone A2-Excellent A2-Excellent A2-Excellent N/A B1-Good A2-Excellent N/A A1-Excellent A2-Excellent A-Excellent A-Excellent A2-Excellent A-Excellent A2-Excellent A-Excellent A-Excellent N/A A-Excellent A-Excellent D-Severe Effect A1-Excellent A-Excellent B-Good B-Good A-Excellent B-Good A-Excellent A2-Excellent D-Severe Effect N/A D-Severe Effect A2-Excellent C-Fair D-Severe Effect B-Good D-Severe Effect D-Severe Effect B-Good Methyl Ethyl Ketone Peroxide Methyl Isobutyl Ketone Methyl Isopropyl Ketone Methyl Methacrylate Methylamine Methylene Chloride Milk Mineral Spirits Molasses Monochloroacetic acid Monoethanolamine Morpholine Motor oil Mustard Naphtha Naphthalene Natural Gas Nickel Chloride Nickel Nitrate Nickel Sulfate Nitrating Acid (<15% HNO3) Nitrating Acid (>15% H2SO4) Nitrating Acid (S1% Acid) Nitrating Acid (S15% H2SO4) Nitric Acid (20%) Nitric Acid (50%) Nitric Acid (5-10%) Nitric Acid (Concentrated) Nitrobenzene Nitrogen Fertilizer Nitromethane Nitrous Acid Nitrous Oxide Oils: Aniline Oils: Anise Oils: Bay Oils: Bone Oils: Castor N/A A-Excellent N/A D-Severe Effect A2-Excellent B1-Good B-Good B-Good B-Good N/A B-Good B2-Good A1-Excellent A-Excellent B-Good B-Good A-Excellent A-Excellent A2-Excellent A-Excellent C-Fair C-Fair C-Fair C-Fair A2-Excellent B-Good A-Excellent D-Severe Effect B1-Good N/A B2-Good A-Excellent D-Severe Effect A-Excellent N/A N/A A-Excellent A-Excellent Oils: Cinnamon Oils: Citric Oils: Clove Oils: Coconut Oils: Cod Liver Oils: Corn Oils: Cottonseed Oils: Creosote Oils: Diesel Fuel (20, 30, 40, 50) Oils: Fuel (1, 2, 3, 5A, 5B, 6) Oils: Ginger Oils: Hydraulic Oil (Petro) Oils: Hydraulic Oil (Synthetic) Oils: Lemon Oils: Linseed Oils: Mineral Oils: Olive Oils: Orange Oils: Palm Oils: Peanut Oils: Peppermint Oils: Pine Oils: Rapeseed Oils: Rosin Oils: Sesame Seed Oils: Silicone Oils: Soybean Oils: Sperm (whale) Oils: Tanning Oils: Transformer Oils: Turbine Oleic Acid Oleum 100% Oleum 25% Oxalic Acid (cold) Ozone Palmitic Acid Paraffin D-Severe Effect A-Excellent N/A A1-Excellent A1-Excellent

The remainder of interrogatory No. 4 is objected to on the basis that it seeks information that is not admissible nor reasonably calculated to lead to the discovery of admissible evidence.

Scer.cer's diced lead cer.csntratier.

This lead should be followed up.

.* LEAD INDUSTRIES ASSOCIATION O BAST 4J H BTIICrr NCW tom IT.

ASARCO is one of the world's leading integrated producers of non-ferrous metals, principally copper, lead, zinc, silver and gold.

A terns at avidmi red lead fair primer (mints , a pcctuScd Typical practical l|ple*nt tar these peimm would fa* cm all parts id ships afanrv the arster Ime.

This LACK OF REPRODUCIBILITY IN THE EARLY FINDINGS CAN ONLY LEAD TO THE CONCLUSION THAT THE POSITIVE RESULT IS UNFOUNDED.

MS/t0-7-39 00 078411 OONFTDFNTTAl CONSEQUENCES OF OVEREXPOSURE (H-i) HEAT EXCESSIVE SWEATING CAN LEAD TO A SALT IMBALANCE IN THE BODY.

T his r e s u l t , although e n tir e ly u n fo reseen , was lo g ic a lly ex p lain ed by th e e f f e c t o f e le c tro c h e m ic a l d e p o sitio n of the lead upon the zin c su rfa c e .

NATIONAL LEAD COMPANY 15 Exchange Place, Jersey City, N.

Paracelsus lived when because raspberries also contain crotonal I chemistry was mostly alchemy, but he was dehyde and some people who cannot eat ; a shrewd observer and knew that toxic ma could have been expanded, just as logi- ' `true^that if a tank truck full of pure nico- * strawberries can eat raspberries without terials such as arsenic, lead, mercury, J cally, to 4,000 or 400,000.

Obtain personnel monitoring samples for lead during quality control tests in the laboratory. 2.

COMPANY INFORMATION Name: Helena Agri-Enterprises, LLC Mailing Address: 1010 East Kartchner Street Pasco, Washington 99301 Website: https://www.helenaagri.com/ FACILITY INFORMATION Name: Helena Agri-Enterprises, LLC-Pasco, WA Facility Address: 1010 East Kartchner Street Pasco, Washington 99301 Latitude/Longitude: 46.264341, -119.095231 RMP Facility ID#: 100000206788 EPCRA Tier II ID#: WAD988467593 FRS ID#: 110005349774 EJ Concerns: Yes (99%) Page 1 of 7 CONTACT INFORMATION (RMP Implementation) Name: Sean Lollar Title: Fertilizer Manager Phone Number: (509) 544-0436 E-mail: lollars@helenaagri.com EMERGENCY CONTACT INFORMATION Name: Sean Lollar Title: Fertilizer Manager Phone Number: (509) 544-0436 E-mail: lollars@helenaagri.com INSPECTION DETAILS Inspection Date: June 25, 2024 Inspection Time: 9:00 AM 2:30 PM Inspectors: Edward Johannes, US EPA Region 10 SEE Grantee, Lead RMP Inspector Peter Phillips, US EPA Region 10 SEE Grantee, Lead RMP Inspector Terry Garcia, US EPA Region 10 SEE Grantee, RMP Inspector Ryan Bowlsby, US EPA Region 10, RMP Inspector On June 13, 2024, EPA emailed a Notice of Inspection Letter to the facility informing them of a planned RMP and EPCRA inspection.