Sulfur dust hazards. NFPA 652 Explanation and Goals The National Fire Protection Association (NFPA) issued the first edition of NFPA 652 Standard on the Fundamentals of Combustible Dust for 2016. Sulfur triggers the onset of respiratory tract irritation and asthma-like symptoms. Sulfur dust ignites easily in air. Long-Term Effects Specific Hazards: Sulfur dust may form explosive mixtures in the air. Substances Preventing sulphur fires and explosions The purpose of this code of practice is to establish reasonable safety and health protection requirements to eliminate or reduce the hazards of explosion and fire inherent in the processing and handling of sulphur, and mixtures containing sulphur, thereby protecting the safety of employees 9. May form combustible dust concentrations in air. Aug 31, 2015 · Other Hazards • sulphur dust suspended in air can be ignited easily by flame, sparks, or static electricity discharge. Unsuitable Extinguishing Media: Do not use solid streams of water, which could create sulfur dust clouds and cause an explosion or could move burning sulfur to adjacent areas. Grinding sulfur may produce an explosion hazard. What is Combustible Dust? Combustible dusts are fine particles that present an explosion hazard when suspended in air under certain conditions. Fine dust dispersed in air in sufficient concentrations, and in the presence of an ignition source is a potential dust explosion hazard. ICSC 1166 - SULFUR Disclaimer The information provided in this Safety Data Sheet is correct to the best of our knowledge, information and belief at the date of its publication. Keep away from heat, sparks, open flames, and hot surfaces. Explosion hazard : Dust cloud can be ignited by a spark. If engineering controls or work practices are not Air pollutants, especially fine dust, ozone, and nitrogen dioxide, pose a danger to health worldwide. Solid particles of sulfur present a combustible dust hazard, and in the right conditions can cause an explosion with sparks, or an ignition source. Toxic gases will form upon combustion. 1,2 It can ignite when exposed to an open flame, leading to a violent fire that releases toxic gases, leading to environmental pollution, and some scholars have systematically studied the explosion hazard of sulfur dust. Apr 1, 2017 · This standard shall apply to the size reduction of sulfur and to the handling of sulfur in any form. The information given is designed only as a guidance for safe handling, use, processing, storage, transportation, disposal and release and is not to be considered a warranty or quality MAGNETIC INTEGRO SULFUR DUST NOTE: sensitive Sulfur will cause d’Anjou crops. Breathing in sulfur dust can irritate the airways or cause coughing. 1. Signs of poisoning in animals include problems to the Examples of dust explosion incidents which have occurred in practice are used to help people without specialized knowledge in the field of dust explosions to assess whether or not explosion hazards due to dust may exist in their own plant. Prolonged inhalation may cause irritation of respiratory tract. Consider evacuation for 1⁄2 mile in all directions. Precautionary statements Following are hazards associated with Sulphur – This cargo is non-combustible or has a low fire risk. Sulfur dust is an eye irritant. Exposure Hazards: Evacuate nonessential personnel from the fire area. Sulfur dust suspended in air ignites easily, and can cause an explosion in confined areas. Prevent dust accumulation to minimize explosion hazard. Bins All interior bins handling sulphur dust should be provided with facilities to prevent blowing or dust dispersion inside the building due to the displacement of air during filling. Different hazard analysis requirements apply to facilities that fall under an industry- or commodity-specific NFPA standard (e. Skin irritation may be aggravated in persons with existing skin lesions. Sep 12, 2024 · Sulfur (S) is a crucial chemical raw material with a wide range of applications in various industries, including agriculture, explosives, pharmaceuticals, and food. Mar 20, 2025 · Learn about the many National Fire Protection Association Standards, and how to prevent a combustible dust explosion, in facilities. Do not smoke while applying this product. HAZARDS IDENTIFICATION EYES Contact with molten sulfur may cause serious burns and blindness. May 3, 2024 · Learn how UniTrak tackles the complexities of handling sulfur granules and pastilles in chemical manufacturing with our latest article. Nov 30, 2022 · Sulphur is a relatively safe and inert solid. May 1, 2015 · No exposure limits have been established. In many of these incidents, workers and managers were un-aware of the potential for dust explosions, or failed to recognize the serious nature of dust Fine dust of sulfur dispersed in the air is a potential hazard. Date / Revised: 16. Burning sulfur will flow and emits large quantities of sulfur dioxide (SO2), a toxic, irritating, and suffocating gas that can cause severe lung damage and death. , metals, agricultural and food, wood processing and woodworking, sulfur, dust). Protecting Workers from Combustible Dust Explosion Hazards Combustible dusts can fuel a flash fire or explosion when dispersed in a dust cloud. No smoking. This may progress to burning and tearing, with blurring of vision upon repeated or prolonged exposure. Substance information for UN 1350 - Sulfur based on the Hazardous Materials Table (Title 49 CFR 172. Wear protective gloves. 4 4. Whenever any employee is exposed to airborne asbestos, tremolite, anthophyllite, or actinolite dust, the requirements of §1926. taminating surface water or the ground water system. 3. Oct 23, 2023 · Sulfur dust: Sulfur in powder form can be a source of combustible dust. Flammability and dust …. Prevent spillage from entering drains or water sources Sweep and collect. Consider the potential hazards of this material (see Section 2), applicable exposure limits, job activities, and other substances in the work place when designing engineering controls and selecting personal protective equipment. Eyes – Sulphur dust causes mild irritation to eyes. Ventilate closed spaces before entering. Blurred vision has also been reported. Avoid dust formation. Jul 31, 2023 · Sulphur dust is one of the greatest hazards when producing and handling solid sulphur, and methods for its suppression are vitally important to prevent fire and explosion. Other possible toxic reactions or decomposition products are highly dependent on t e incompati Safety glasses with side-shields conforming to EN166 Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU). Sulfur reactions with hydrocarbons and other organic materials may produce hydrogen sulf de and carbon disulfide. 12. Jan 17, 2025 · Learn about the latest advancements in dust explosion prevention with the new NFPA 660 Standard on combustible dust. After spills wash area with plenty of water. Executive Summary This chapter (Section IV (Safety Hazards), Chapter 6), provides technical information for Compliance Safety and Health Officers (CSHOs) to evaluate combustible dust hazards and abatement methods. When sulfur dust mixes with oxygen, it forms sulfur dioxide, which when ignited causes explosion. May re-ignite after fire is extinguished. 5% sulfur dust formulation. 2-Persons doing routine field inspection should be equipped with CO, H2S, NH2 detector, and at least two people should stay together. Sweep and collect without creating dust. Combustible dust hazard refers to the risk of ignition and explosion due to particles suspended in air, usually as a result of mechanical processing or handling of materials. The chapter is divided into fourteen main sections and includes Marine (IMO-IMDG): It is to be noted that as per Chapter 3. In 2005, the World Health Organization (WHO), in order to protect public health, issued global recommendations for maximum levels of fine dust (10 Although the health effects of some occupational chemical exposures are well established, it is likely that the long-term health impacts of certain chemicals will only become evident in years to come. Apr 11, 2021 · The carriage of solid bulk cargo possess potential hazards on ships and thus require efficient and safe stowage and shipment. Wear safety glasses. The information given is designed only as a guidance for safe handling, use, processing, storage, transportation, disposal and release and is not to be considered a warranty or quality Mar 22, 2000 · 3. GENERAL NOTICE 10 PHYSICAL AND CHEMICAL HAZARDS Sulfur dust suspended in air ignites easily. Upon successful completion of the quiz you will receive a TIGER-SUL Safety Certificate. Wear a dust mask when dust is present or a respirator if smoke is Emergency procedures present. The content is based on current industry practices, research publications, OSHA standards, and consensus standards. Sulphur dust clouds may explode. Sulphur bins should be filled and emptied through dust tight spouts or chutes. Feb 12, 2021 · Supplemental information: Warning Causes skin irritation. Introduction Safety in handling sulphur, whether as a solid or liquid, requires recognition of and adequate precautions against three possible dangers: Sulphur is a flammable substance and its vapours and dust may be explosive Sulphur in its molten state is a burn hazard Sulphur may generate hazardous amounts of hydrogen sulphide gas (H 2 S) Flammability If ignited by spark or flame, sulphur Feb 15, 2019 · Sulfur is an important nutrient for optimal health Summary Sulfur causes tracheobronchitis, upper respiratory tract catarrh, and severe lung damage. Sulfur burns with a pale blue flame that may be difficult to see in daylight. Dust contact with eyes may cause mechanical irritation (abrasion), characterized by a scratchy discomfort. No adverse effects. g. Sulphur dust is highly flammable; if suspended in air, it will ignite by friction, static electricity, heat, sparks, or flames. Wear a NIOSH-certified (or equivalent) organic vapour/particulate respirator. Preexisting Conditions: Exposure to dust may aggravate existing respiratory and skin conditions. Individuals with known allergies to sulfide drugs may also have allergic reactions to elemental sulfur dust. Jan 14, 1999 · Dust protection: where it has been determined that there is no hydrogen sulfide exposure hazard (that is, exposure potential below H2S permissible exposure limit), a NIOSH/ MSHA-approved air-purifying respirator with dust cartridges or canister may be permissible under certain circumstances where airborne concentrations are or may be expected Jun 9, 2021 · Sulfur combustion temperature is generally 248 ~ 261 ℃, sulfur dust is easy to burn in the air or mixed with oxidant, and even cause dust explosion. Sulphur dust can explode. Personal protective equipment for eye and face protection should comply with Australia/New Zealand Standard AS/NZS 1337. While combustible dust has been around and talked about for decades, it wasn’t until the 2006 US Chemical Safety and Hazard Investigation Board (CSB) issued a report on combustible dust hazards and explosions in the US from 1980-2005, then the Occupational Safety Health Administration (OSHA) took notice. Ingested sulfur is converted to sulfides in the gastrointestinal tract, and ingestion of 10 to 20 grams has caused irritation of the GI tract and renal injury. Pesticides and herbicides: Some agricultural chemicals, when in dust form, can present a fire risk. Product is heated when in molten form, and in contact with an ignition source may present a fire or explosion hazard. GENERAL FACT SHEET What are some signs and symptoms from a brief exposure to sulfur Sulfur is low in toxicity to people. If involved in a fire, cargo may generate harmful gases. Vapours, dust, borings or turnings may form combustible mixtures with air. 3/3. Environmental Precautions: Prevent entry into waterways. May be ignited by friction, heat, sparks or flame. Respiratory protection: Wear respiratory protection if ventilation is inadequate. 101) to assist in preparing a risk assessment for loading, transporting and storing hazardous materials. Section 6 – Accidental Release Measures Small Spills : Containment : Cleanup : Shut off leaks without risk. Solid sulphur releases gases and/or dust and is a general irritant both internally and externally. Feb 27, 2025 · Learn about combustible dust hazards, industries at risk, explosion prevention, safety regulations, and best practices for workplace protection. It can also be irritating to the skin and eyes. . PRIMARY HAZARD: Sulfur dust suspended in air ignites easily, and can cause an explosion in confined areas. Jun 3, 2025 · Discover what NFPA 660 means for facility operators, including key requirements, changes, and compliance strategies to prevent dust hazards. : Stay in dang r area only with self-contained breathing apparatus. Reference NFPA 655 Prevention of Sulfur Fires and Explosions, 1993. ] The Occupational Safety and Health Administration (OSHA) in the United States defines combustible dust as "a solid material composed of distinct particles or pieces, regardless of size, shape, or chemical composition, which presents a fire or deflagration hazard when suspended in air or some other oxidizing medium over a range of concentrations". 2022 Product: Sulfur DF SECTION 10: Stability and reactivity 10. Epidemiological studies show that mine workers exposed to sulfur dust and sulfur dioxide throughout their lives often had eye and respiratory disturbances, chronic bronchitis and chronic sinus effects. Some examples of materials that can be a combustible dust hazard include flour, sugar, welding dust, pulverized coal, metal powders and grain dusts like corn and soybean Oct 27, 2024 · The common link in these incidents: combustible dust. 1 Reactivity The product in the delivered form is not dust explosion capable; the enrichment of fine dust however leads to the danger of dust explosion. : Sulfur oxides : No data available : Suppress (knock down) gases/vapors/mists with a water spray jet. Traces of hydrogen sulphide and sulphur vapor may also present an explosion hazard if evolved into a confined or enclosed space, particularly from molten sulphur. How can employers avoid similar catastrophes? What’s combustible dust? According to OSHA, combustible dust is any IEC 60079-10-2:2015 RLV is concerned with the identification and classification of areas where explosive dust atmospheres and combustible dust layers are present, so as to permit the proper assessment of ignition sources in such areas. However, ingesting too much sulfur may cause a burning sensation or diarrhea. The ignition temperature of a dust cloud is 374°F (190°C); the ignition temperature of Dec 27, 2013 · This memorandum provides guidance for compliance safety and health officers (CSHOs) to use in determining whether manufacturers or importers have properly classified their products 1 for combustible dust hazards under the revised Hazard Communication Standard (HCS). Carefully read the entire product label prior to use. Flammable solid with a relatively low ignition temperature. Chronic Health Effects: This product contains trace amounts of crystalline silica, a fraction of which is in the respirable form and is known to cause lung cancer through repeated inhalation. Aug 5, 2018 · These requirements differ from the classification criteria and hazard information required for safety data sheets (SDS), and for workplace labels of non-pesticide chemicals. However, it has a number of unique physical and chemical properties which can give rise to hazards, particularly during transport and handling. Contact can severely irritate and burn the skin and eyes with possible eye damage. Comice Do not severe apply fruit and leaf injury to sulfur pears, or Cranberries, allow to drift to Cucurbits Apricots, (cucumbers, Spinach, sensitive plants. Prevent skin contact by keeping a safe distance o by wearing suitable protec Jul 1, 2021 · Despite the extensive use of elemental sulfur in the industry and the hazards associated with sulfur dust explosions, very little information is available in the published literature on sulfur dust explosion properties. Personal Precautions: Use personal protective equipment. Safety data sheet BASF Safety data sheet according to UN GHS 4th rev. Reactivity : This material is friable and can create small dust particles during any handling, processing, and transfer operations. Sulfur oxide, Sulfurous acid anhydride, Sulfurous oxide Colorless gas with a characteristic, irritating, pungent odor. Special hazards arising from the substance or mixture Hazards during fire-fighting: carbon monoxide, carbon dioxide, sulfur oxides The substances/groups of substances mentioned can be released in case of fire. For situations where the airborne concentrations may exceed the level for which an air purifying respirator is effective, or where the levels are unknown or Immediately Dangerous to Life or Health (IDLH), use NIOSH-certified full SAFETY DATA SHEET Wettable or Dusting Sulfur 829-163 7704-34-9 Agricultural Sulfur, Sulfur Element - Sulfur Spraying and dusting designated crops for the control of fungus, mold, mites and etc . Wash thoroughly after handling. Avoid contact with eyes, skin, and clothing. Sulfur is not classified as an environmental hazard as no specific hazards have been found to be associated with it. - No smoking. Skin - In some individuals, Sulfur dust has an irritant action, which may be aggravated by perspiration or moisture. ” Mar 21, 2025 · Learn about NFPA, OSHA, and international standards, codes, and regulations for handling combustible dust, and preventing dust explosions. Paragraphs (a) and (b) of this section do not apply to the exposure of employees to airborne asbestos, tremolite, anthophyllite, or actinolite dust. Workers in many industries who handle combustible solids may be exposed to combustible dust incidents that can cause catastrophic destruction, injuries and deaths. Eliminate all sources of ignition, such as flares, sparks, or flames, in the immediate area. 13 If animals eat too much sulfur, it may be toxic and can be fatal. : As an immediate precautionary measure isolate spills or leak areas. Sources of ignition, such as smoking and open flames, are prohibited where Sulfur is used, handled, or stored in a manner that could create a potential fire or explosion hazard. Observe good industrial hygiene practices. Ingestion: Large doses can cause gastrointestinal irritation, nausea, vomiting, and diarrhea. When handled and shipped in accordance with the provisions of the schedule, this cargo poses no corrosion or dust hazards for human tissue or vessel. Employers and workers should take the steps below to control the fuel and prevent tragic SAFETY IN SULFUR RECOVERY PLANT 1-People working in sulfur pelletizing and packaging rooms should wear Anti-static clothing and protective mask. May burn fiercely. What is clear however, is that the utilisation of hazardous chemicals in consumer products and industrial processes Specific hazards arising from the chemical Hazards from Combustion Products: Librates toxic fumes in fire (sulfur oxides, hydrogen sulfide gas). Bulk/solid forms burn only at moderate rate, whereas dust burns with explosive violence. Breathing of dust may aggravate asthma and other pulmonary diseases. Chronic Effects Chronic exposure to elemental sulfur at low levels is generally recognized as safe. Fire Wear full-faced, self-contained breathing apparatus and full protective clothing The following protection should be worn: Dust-resistant, chemical splash goggles. Dust suspended in air is readily ignited by fumes or static electricity and can cause destructive fires. Keep away from heat, sparks or flame. Aquatic toxicity is unlikely for Sulfur since it is not volatile and has low/negligible solubility in water. From dust containment to corrosion resistance, explore how our innovative solutions ensure safe and efficient handling while mitigating risks. 1 of the IMDG Code (Amendments 35-10), Special Provision applicable to certain substances, material or article, (242), clearly states that “Sulphur is not subject to the provision of this code when it has been formed to a specific shape such as prills, granules, pellets, pastilles or flakes. A dust explosion can cause catastrophic loss of life, injuries, and destruction of build-ings. Shipped as a liquefied compressed gas. Supplemental information: Warning Causes skin irritation. Feb 1, 2025 · Material Safety Data Sheet or SDS for Sulfur 7704-34-9 from chemicalbook for download or viewing in the browser Primary Hazard Sulfur dust suspended in air ignites easily, and can cause an explosion in confined areas. Sulfur vapor may cause eye irritation. Swallowing large amounts may cause nausea and vomiting. A. 1101 shall apply. Sulfur is low in toxicity to people. Hazards identification Inhalation - Sulphur dust may irritate the mucuous membrane of the respiratory passage. No adverse effects; however, skin irritation may be aggravated in persons with existing skin lesions. Effects on Aquatic Organisms: The 96-hour LC50 values for two fish species, bluegill sunfish and rainbow trout, are greater than 180 ppm in a study using a 99. Sulphur dust clouds can be ignited by friction, static electricity, heat, sparks or flames. ADDITIONAL INFORMATION (DOS & DON’T) Use proper Respiratory Protection (Dust mask ) & Safety goggle while handling Engineering measures Adequate ventilation to control airborned concentrations below the exposure guidelines/limits. Dec 15, 2022 · Sulphur dust clouds can be ignited by friction, static electricity, heat, sparks or flames. Sulfur exposure may lead to severe skin irritation, lesions and ulcers, and contact dermatitis. [Note: A liquid below 14°F. Let's take a look at nine of the most common hazards posed by dry bulk cargo. May be ignited by friction, static electricity, heat, sparks, or flames. Several characteristic parameters including minimum ignition temperature, minimum ignition energy, lower explosive limit, maximum explosion pressure, explosion index, limit oxygen concentration of sulfur dust Inhalation: Sulfur dust is irritating to mucous membranes of respiratory tract May cause coughing, sore throat, and shortness of breath. Depending on purity, sulfur melts at or slightly below 246°F (119°C). If large fire, evacuate people downwind from fire. The new standard established the relationship and hierarchy between industry-specific standards NFPA 61, 484, 499, 654, 655, and 664 to ensure that fundamental requirements are consistently addressed across industries Feb 11, 2025 · Gain insights into the diverse classifications of combustible dust, understanding the various categories and their potential hazards. “Combustible dust explosions and fires can be deadly and incredibly destructive,” Chemical Safety Board Chair Steve Owens said when announcing the agency’s final investigation results for the Didion Milling explosion. Aug 5, 2021 · Hazardous Decomposition Products burns to sulfur dioxide. Flowable sulfur is not a fire or explosion hazard; however flowable sulfur that is allowed to dry and is then pulverized should be treated as sulfur dust. Sep 30, 2021 · Dealing with sulphur dust is an operational challenge for sulphur forming plants and sulphur storage and handling facilities. Static discharge may ignite sulfur dust. Sulfur General Fact Sheet What is sulfur? What are some products that contain sulfur? How does sulfur work? How might I be exposed to sulfur ? What are some signs and symptoms from a brief exposure to sulfur? What happens to sulfur when it enters the body? Is sulfur likely to contribute to the development of cancer? Has anyone studied non-cancer effects from long-term exposure to sulfur? Are Sulphur dust suspended in air ignites easily and can cause explosions in confined spaces. Traces of hydrogen sulphide and sulphur vapor may present an explosion hazard if evolved into a confined space or enclosed space, particularly from molten sulphur. 3,4 MATERIAL SAFETY DATA SHEET SDS/MSDS SECTION 1: Identification of the substance/mixture and of the company/undertaking Supplemental information: Warning Causes skin irritation. Jan 1, 2014 · As dust explosion is a major risk factor threating the safety of sulfur production, evaluating and controlling the hazards of sulfur dust produced in the wet process are very important. Ingestion of greater than 15 grams may cause production of hydrogen sulfide from bacterial action in colon. Keep container tightly closed. Special Protective Equipment: Wear self-contained breathing apparatus and protective clothing. The small quantities of crystalline silica (quartz) found in this material are, under normal conditions Mar 20, 2025 · NFPA 660 standard for combustible dust will provide industry-specific standards for managing combustible dusts, prevention of fire, and promoting best practices to safeguard facilities from related combustible dust hazards, fires, and dust explosions. This is a little-known standard (formerly NFPA 655) for anyone handling, processing, and/or creating combustible sulfur-related or sulfur-based compounds. Blurred vision has also been Explosion hazard : Dust cloud can be ignited by a spark. 4 A serious hazard of solid sulphur is fire and dust explosion, as mixtures of sulphur dust and air ignite easily The ignition temperature is fairly low and the explosive limit range is rela tively wide A small explosion may cause addi tional dust disturbance which, if ignited, may result in a more severe explosion and ignition of the pile itself Dusts with 25 percent sulphur content or Jan 30, 2025 · Chapter 23 concerns the combustible dust hazards of Sulfur. 1 Sulfur differs from most other combustible dusts found in industry in that it has relatively low melting and ignition points. Disclaimer The information provided in this Safety Data Sheet is correct to the best of our knowledge, information and belief at the date of its publication. Afterwards, you can view the training course presentation and test your knowledge with the Sulphur Safety quiz. ouih dpzu mtxna tonip xhxzez xmlsy tdb aisa cyi jsabrqe