Coal tar pitch volatiles health effects Coal tar pitch volatile samples were collected at one liter/minute on a 2. * Section 20(a)(6) of the Occupational Safety and Health Act of 1970, 29 U. sorbent tube, in accordance May 1, 1989 · I. " Int-arch-Occupational and Environmental Health 63. Side effects include kidney or liver disease, convulsions, chemical burns, cancer - and in some instances scrotum cancer. Health Effects determined that coal tar is carcinogenic . The tripper car operators were therefore exposed to coal tar pitch volatiles at concentrations that MRLs for creosote, including wood creosote, coal tar creosote, coal tar, coal tar pitch, and coal tar pitch volatiles, cannot be determined because available data are insufficient for exposures of all durations (acute, intermediate, chronic) via any route (inhalation, oral, dermal). Coal tar and coal tar pitch are thick, black, unconsciousness, oror brown liquids or semisolids with a smoky aromatic odor. Health Concerns. Both coal tar and coal-tar pitch are usually thick, black or dark brown liquids or semi-solids with a smoky or aromatic odor. "Biological exposure limit for occupational exposure to coal tar pitch volatiles at coke ovens. Therefore, the health effects of the individual components (e. Natural or mined asphalts do not fall within the scope of the Coal Tar Pitch Volatiles Standard (May 26, 1983). Chronic Health Hazard Assessments for Noncarcinogenic Effects . Coal tars are byproducts of the carbonization of coal to produce coke and/or natural gas. ] Black or dark-brown amorphous residue. Creosote compounds are complex mixtures of hundreds, if not thousands, of individual chemical components. Beechwood creosote has been used as a disinfectant, a laxative, and a cough treatment. Chemicals in the coal tar pitch can be given off into the air as coal tar pitch volatiles when coal tar pitch is heated. Historically, it has been linked to cancer through occupational exposure. * Exposure to 80 mg/m3 (as Coal Tar Pitch Volatiles) is immediately dangerous to life and health. g. . Routes of Exposure The National Institute for Occupational Safety and Health (NIOSH) has recommended that the workplace exposure limit for PAHs be set at the lowest detectable concentration, which was 0. natural gas. Petroleum asphalt removed from coverage under the Coal Tar Pitch Volatiles Standard (April 08, 1983). 1 mg per sample. These products are mixtures of many chemicals created by high-temperature treatment of beech and other woods, coal, or from the resin of the creosote bush. Certain preparations of coal tar have long been used to treat various skin conditions, such as eczema, psoriasis, and Dec 21, 2021 · The National Occupational Exposure Survey (conducted from 1981 to 1983) estimated that 7,274 workers (including 42 women) potentially were exposed to coal tar, 19,021 workers (including 98 women) to coal-tar pitch, and 7,677 workers (including 78 women) to coal-tar-pitch volatiles . Workers potentially exposed to coal-tar pitches include those pro-ducing or using pavement tar, roofing tar, coal-tar pitch, coal-tar paints, coal-tar enamels, other coal-tar coatings, or refractory bricks. The following links provide information about the health effects of CTPVs: Coal tar pitch volatiles Acridine, Anthracene, Benzo(a)pyrene, Chrysene, Coal tar, Phenanthrene, pyrene [Note: NIOSH considers coal tar, coal tar pitch, and creosote to be coal tar products. 1 mg/m 3 of coal tar pitch volatiles for a should apply to coal tar pitch tear-off dust produced durinq the removal of old coal tar pitch roofinq material. A. , PAHs, phenol, or others) will not be discussed in detail even though it is likely that the toxicity of wood creosote, coal tar creosote, coal tar, coal tar pitch, and coal tar pitch volatiles is due largely to these major individual components. and G. ] Standards OSHA has not established a substance-specific standard for occupational exposure to coal tar pitch volatiles (CTPVs) however exposures are regulated under OSHA's air contaminants standard for Other animal data: The major health effects resulting from long-term repeated exposure to coal tar pitch volatiles (CTPV) are cancer of the lung, kidney, and skin [Redmond et al. Feb 23, 2024 · Occupational Safety and Health Administration (OSHA) Regulations: OSHA has set permissible exposure limits (PELs) to help protect workers from the harmful effects of coal tar and coal tar pitch volatiles. 2 mg/m 3 (benzene-soluble fraction Other animal data: The major health effects resulting from long-term repeated exposure to coal tar pitch volatiles (CTPV) are cancer of the lung, kidney, and skin [Redmond et al. 1 mg/m 3 for coal tar pitch volatile agents at the time of the recommendation. I. e. Quantitative levels of coal tar pitch volatiles were estimated using B(a)P, a specific PAH in the mixture. 1972]; however, no studies have been made on carcinogenic effects by any route from single short-term exposure to CTPV that could relate to a 30-minute IDLH. Apr 20, 2008 · Creosotes including coal tar, coal tar pitch or coal tar pitch volatiles has been deemed extremely hazardous to human health. 8 (1992): 511-516. No coal tar pitch volatiles were detected on the samples collected during the study. Theriault. 669(a)(6), authorizes the Secretary of Health and Human Services, Coal Tar and Coal Tar Pitch: Human health tier II assessment 13 February 2015 Chemicals in this assessment Chemical Name in the Inventory CAS Number Tar, coal 8007-45-2 Tar, coal, high temperature 65996-89-6 Pitch, coal tar, high temperature 65996-93-2 Pitch, coal tar, petroleum 68187-57-5 Pitch, coal tar, low temperature 90669-57-1 Substance Fact Sheets on COAL TAR PITCH, CREOSOTE and ANTHRACENE. C. Based on the available data, the critical effects of exposure to coal tar pitch volatiles are unclear as separation of the various components is not practicable. Quantitative levels of coal tar pitch volatiles NIOSH REL: 0. , coal tar, coal tar pitch, or creosote) to be potential occupational carcinogens; the NIOSH REL (10-hour TWA) for coal tar products is 0. 1000 (Table Z-1), coal tar pitch volatiles include the fused polycyclic hydrocarbons which volatilize from the distillation residues of coal, petroleum (excluding asphalt), wood, and other organic matter. Coal tar pitch volatiles are compounds given off from coal tar pitch coal tar pitch, or coal tar pitch volatiles. NIOSH: The recommended airborne exposure limit (REL) is 0. See full list on nj. For this profile, the substances were broadly divided into two categories: wood creosotes and coal tar Other animal data: The major health effects resulting from longterm repeated exposure to coal tar pitch volatiles (CTPV) are cancer of the lung, kidney, and skin [Redmond et al. Engineering controls include local and dilution ventilation, isolating and/or containing processes that emit CTPVs, and where possible, automated handling of coal tar products that generate CTPVs in open systems. 1972]; however, no studies have been made on carcinogenic effects by any route from single shortterm exposure to CTPV that could relate to a 30minute IDLH. 669(a)(6), authorizes the Secretary of Health and Human Services, As used in § 1910. Hematological Effects in Rodents Exposed to Inhaled Coal Tar Aerosol . , PAHs, phenol, or others) will not be discussed in detail even though it is likely that the toxicity of w ood creosote, coal tar creosote, coal tar, coal tar pitch, and coal tar pitch volatiles is due largely to these major individual components. Employees have not reported any adverse health effects in this area. 2 mg/m 3 (benzene-soluble Possible Solutions Engineering controls are the best methods for controlling exposure to CTPVs. Not available at this time An increase in mortality due to lung cancer was positively correlated with coal tar pitch volatile exposure. 5 to 23 Coal tar volatiles are the vapors produced from heated coal tar or coal tar pitch, containing lower molecular weight (smaller ring number) polycyclic aromatic hydrocarbons (PAHs). 1 mg/m 3 (cyclohexane-extractable fraction). 001) ( 17 , 18 ). 1993-1994 ACGIH TLV: 0. Eating food or drinking water contaminated with a high level of these compounds may cause a burning in the mouth and throat as well as stomach pain. Coal-tar pitch is a coal tar product produced from this byproduct. Industries where workers are potentially exposed to CTPVs include coking, roofing, road paving, aluminum smelting, wood preserving and any others where coal tar is used. Coal tar creosotes are distillation products of coal tar, while coal tar pitch is a residue produced during the distillation of coal tar. Dec 26, 2018 · Additional health effects associated with short-term exposure to coal tar pitch include eye and respiratory tract irritation, severe burns from exposure to hot liquid coal tar pitch, and respiratory difficulty, convulsions, and possible cardiovascular collapse from exposure to airborne concentrations of coal tar pitch mist or vapour Substance Fact Sheet on COAL TAR PITCH. Aug 11, 2010 · Approximately half of the cohort had ever been exposed to coal tar pitch volatiles. 3 μmol/mol creatinine after a 3-day working period equals the airborne threshold limit value (TLV) of coal tar pitch volatiles (CTPV). Wood Creosotes Liver, kidney and dermal effects have been observed following oral or dermal exposure to wood creosotes. 1 mg/m 3 (cyclohexane-extractable fraction) TWA; NIOSH considers coal tar pitch volatiles to be potential occupational carcinogens as defined by the OSHA carcinogen policy [29 CFR 1990]. Epidemiological studies have quantified the relative risk of lung cancer for topside and non-topside cokeoven workers. [1] Where do they come from? Coal tar is a byproduct of coke production, a solid fuel that contains mostly carbon and coal gas. A cumulative exposure metric using the benzene-soluble fraction, an alternative marker of the mixture, was highly correlated with B( a )P in this cohort (Pearson correlation >0. Since that time new data have become available, which have been incorporated in this Monograph, and taken into consideration in the present evaluation. Health effects are determined by the dose (how much), the duration (how long), and the Creosote is the name used for a variety of products: wood creosote, coal tar creosote, coal tar, coal tar pitch, and coal tar pitch volatiles. The duration of exposure to coal tar pitch volatiles ranged from 3. Coal tar is noteworthy as one of the first – if not the first – chemical substances documented to cause cancer through occupational exposures. 94, P < 0. gov It is a byproduct of the production of coke, a solid fuel that contains mostly carbon, and coal gas. Jongenteelen, F. Summary of Studies Evaluating Developmental Effects in Rodents Exposed to Coal Tar Creosote is the name used for a variety of products: wood creosote, coal tar creosote, coal tar, coal tar pitch, and coal tar pitch volatiles; this profile addresses these substances. No more recent occupa-tional exposure surveys were found. oxygen is present. pitch, and coal tar pitch volatiles. Residues are found in chimneys of homes heated with coal. NIOSH: The recommended airborne exposure limit (REL) is appropriate implementation and health risk management protocols. 0 micron (pore size) 37 mm diameter PTFE laminated membrane filter backed with a washed XAD-2 resin 150 mg. These products are mixtures of many chemicals created by burning of beech and other woods, coal, or from the resin of the creosote bush. Armstrong, B. 1989 OSHA PEL: Same as current PEL. Other animal data: The major health effects resulting from longterm repeated exposure to coal tar pitch volatiles (CTPV) are cancer of the lung, kidney, and skin [Redmond et al. Work activities that may represent a high risk exposure Coal tar creosote is used as a wood preservative and as a pesticide (insecticide, animal During distillation, it yields creosotes, distillates, pitch, and volatiles. Once the pitch is heated, chemicals vaporize and may be inhaled by workers. Applicability of the Coal Tar Pitch Volatiles Standard to dust of coal tar pitch (May 17, 1982). Coal tar is used primarily for the production of refined chemicals and coal-tar products, such as creosote and coal-tar pitch. This was evident in the Coal Tar Pitch Volatiles. Asphalt (CAS 8052-42-4, and CAS 64742-93-4) is not covered under the "coal tar pitch volatiles" standard. (1) to coal-tar-pitch volatiles (NIOSH 1990). hydrocarbons (PAHs), and metals. Coal tar pitch volatiles are chemical vapors that become airborne during the heating of coal tar pitch. 2 mg/m3 (as the Benzene soluble fraction) averaged over an 8-hour workshift. 64 2-6. Table 1 summarizes relevant exposure criteria for PAHs. and coal tar products workers. Coal Tar, Coal Tar Pitch, and Coal Tar Pitch Volatiles and Mortality . No more recent occupational exposure surveys were found. dioxide, hydrogen sulfide, sulfuric acid mist, coal tar pitch volatiles, and benzene. 80 2-7. As such, an assessment of coal tar pitch exposures is based on the identified key solvent components (benzo(a)pyrene, benzene and others) The following is a list of literature references pertaining to coal tar pitch volatiles (CTPVs). Creosote is the name used for a variety of products: wood creosote, coal tar creosote, coal tar, coal tar pitch, and coal tar pitch volatiles. S. Workplace Exposure Limits The following exposure limits are for Coal Tar Pitch Volatiles: OSHA: The legal airborne permissible exposure limit (PEL) is 0. creosote oil, anthracene oil, and creosote) and a solid fraction (coal tar pitch high temperature). Jul 18, 2024 · A new final toxicological profile for creosote, which includes products such as wood creosote, coal tar creosote, coal tar, coal tar pitch, and coal tar pitch volatiles, is available from the Agency for Toxic Substances and Disease Registry. 2 mg/m 3 (benzene-soluble fraction) TWA. As an additional concern, it should be noted that exposure to coal tar pitch volatiles may lead to serious health effects, both as a result of direct inhalation of fumes, and also through inhalation in the particulate-associated form. Reference Dose for Chronic Oral Exposure (RfD) Substance Name — Coke oven emissions CASRN — NA Primary Synonym — Coal tar pitch volatiles, as benzene soluble organics . If the possibility of exposure above 80 mg/m3 (as Coal Tar Pitch volatiles) exists, use a NIOSH approved self-contained breathing apparatus with a full facepiece operated in a pressure-demand or other positive-pressure mode. Approximately 80% of coal tar is unspecified carbon chains (C18-22); coal tar volatiles include benzene, toluene, and xylenes. The detection limit used thereof was 0. When CTP(ht) is heated, Coal tar pitch volatiles (CTPV(ht)) are released. If the possibility of exposure above 80 mg/m3 (as Coal Tar Pitch Volatiles) exists, use a MSHA/NIOSH approved self-contained breathing apparatus with a full facepiece operated in a pressure-demand or other positive-pressure mode. Workers in casting, wharf, power operations, and administration departments have minimal exposure. Exposure to coal tar pitch volatiles occurs within the potrooms, potlining, potshell repair, and the anode plant. 1 mg/m3 (as Coal Tar Pitch Other animal data: The major health effects resulting from longterm repeated exposure to coal tar pitch volatiles (CTPV) are cancer of the lung, kidney, and skin [Redmond et al. They are distillation products of coal tar. Workplace Exposure Limits OSHA: The legal airborne permissible exposure limit (PEL) is 0. [Note: National Institute for Occupational Safety and Health (NIOSH) considers coal tar, coal tar pitch, and creosote to be coal tar products. Common Name: COAL TAR PITCH Synonyms: Coal Tar Pitch Volatiles; Coal Tar; Pitch CAS No: 65996-93-2 Molecular Formula: Mixture RTK Substance No: 0519 Description: Dark brown to black, thick liquid with a strong odor HAZARD DATA Hazard Rating Firefighting Reactivity 4 - Health 3 - Fire 0 - Reactivity DOT#: UN 1136 ERG Guide #: 128 * Exposure to 80 mg/m3 (as Coal Tar Pitch volatiles) is immediately dangerous to life and health. The OSHA PEL (8-hour TWA) for coal tar pitch volatiles is 0. Creosote is a complex mixture originating from high temperature treatments of coal tar and beechwood or oxygen is present. In the past, treatments for leprosy, pneumonia, and tuberculosis also involved eating or drinking beechwood creosote. Volatiles contain lower molecular weight polycyclic aromatic hydrocarbons (PAHs). Coal tar creosote, coal tar and coal tar pitch are mixtures of similar compounds and are rarely formed in nature. Current OSHA PEL: 0. Data collected to date indicates that the oitch tear-off dust produces similar acute health effects as exoosure to other coal tar products. The results revealed concentrations below detection limit of the test laboratory analytical method. J. Coal-tar It was calculated that cokeoven workers with a urinary concentration of 1-hydroxypyrene of 2. 2 mg/m3 (as Coal Tar Pitch Volatiles, Benzene-soluble fraction) averaged over an 8-hour workshift. NIOSH considers coal tar products (i. CAS#: Wood Creosote 8021-39-4; Coal Tar Creosote 8001-58-9; Coal Tar 8007-45-2 Toxicological Profile Information The ATSDR toxicological profile succinctly characterizes the toxicology and adverse health effects information for the toxic substance described therein. Creosotes and distillates are lighter and less viscous, while pitch is a dense by-product. Coal tar pitch volatiles are compounds given off from coal tar pitch when it is heated. QUESTIONS AND ANSWERS Sep 5, 2008 · Exposure to creosotes, coal tar, coal tar pitch, or coal tar pitch volatiles may result in minor to serious health effects. coal tar pitch, and coal tar pitch volatiles. HANDLING AND STORAGE reference with the coal -tar pitch volatiles evaluation criteria. Coal-tar pitch and associated exposures were considered by previous IARC Working Groups in 1984, 1987, and 2005 (IARC, 1985, 1987, 2010). Health Effects Acute Effect The National Institute for Occupational Safety and Health recommends a maximum level of 0. However, the term CTPV is not only used for volatiles released when coal tar pitch (CTP) is heated, but also for volatiles released when coal tar or it’s products are heated. PAHs are semi-volatile compounds; over 20 different PAHs are found in coke oven emissions, including benzo(a)pyrene, benzanthracene, chrysene, and phenanthrene. In a study of coal tar pitch volatile exposure in the aluminum industry, four workers from the same area of the plant died of lung cancer (Bolt and Golka 1993). dqm wsc bdufk luivt pkbwunjo crms ptj tdvzt vob mkaxw