What was the factory from which styrene leaked? When inhaled, it mainly affects the upper respiratory tract. A team of 15 engineers and officials remained on duty at the factory throughout the lockdown period to monitor it. What impact does NZ's series win against Pakistan have on WTC table? The plant uses raw material styrene to make its products. Sports   |   More than half of the styrene produced is made into polystyrene, a light, stiff plastic widely used in injection-molded or foamed articles. Also known as ethenylbenzene, vinylbenzene, and phenylethene, Styrene is an organic compound with the chemical formula C6H5CH=CH2. 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Styrene is essential in the creation of many consumer and industrial products that are used every day. According to Tox Town, a website run by the US National Library of Medicine, styrene is also found in vehicle exhaust, cigarette smoke, and in natural foods like fruits and vegetables. The leakage of Styrene from LG Polymers' plant here in the wee hours of Thursday has brought focus on the nature of the gas and its effects. A toxic gas leak at Visakhapatnam's LG Polymers plant on Thursday morning killed at least 11 people and forced 800 into hospital for treatment from poisoning. Styrene is highly flammable and releases a poisonous gas when burnt. In reaction with other monomers such as acrylonitrile and/or butadiene, it is used to synthetize rubber or latex. Authorities say the leak came from styrene, a principal raw material at the plant, which makes polystyrene plastic. It is widely used to make plastics and rubber. Share post ; For all the latest Explained News, download Indian Express App. The drop in minimum temperatures below normal was due to east and north easterly cold and dry winds. As per the United States Environmental Protection Agency, tests involving acute exposure of rats and mice have shown styrene to have low to moderate toxicity by inhalation and oral exposure. This important material is primarily used in the production of polystyrene, a widely known thermoplastic polymer characterised by its high formability. The factory was established in 1961, originally as Hindustan Polymers, to manufacture polystyrene. Animal studies have reported effects on the entral nervous system, liver, kidney, and eye and nasal irritation from inhalation exposure to styrene. Nellore and Chittoor districts witnessed rainfall on Tuesday. Styrene is also used as an intermediate to produce copolymers — which are polymers derived from one or more species of monomers such as styrene. Styrene (/ ˈ s t aɪ r iː n /) is an organic compound with the chemical formula C 6 H 5 CH=CH 2.This derivative of benzene is a colorless oily liquid, although aged samples can appear yellowish.The compound evaporates easily and has a sweet smell, although high concentrations have a less pleasant odor. Vizag gas lead: What is styrene? * The moderation of comments is automated and not cleared manually by, Copyright © 2021 The Indian Express [P] Ltd. 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Earlier, Gujarat Chief Minister's Secretary Ashwani Kumar had informed that on CM Jagan Mohan Reddy's administration request for the PTBC chemical, the order had been placed with a company in Vapi and the consignment would be brought to Daman from where it would be airlifted. The factory manufacures general-purpose polystyrene and high-impact polystyrene, expandable polystyrene, and engineering plastics compounds. Also Read: Vizag Gas Leak Tragedy Kills Several Animals, News   |   Click here to join our channel (@indianexpress) and stay updated with the latest headlines. A company official said 1,800 tonnes of styrene was stored in a tank of capacity 2,400 tonnes. Styrene can be found in air, soil, and water after release from the manufacture, use, and disposal of styrene-based products. Photos   |   Styrene is the main raw material for synthesis of polystyrene, or (C8H8)n. Polystyrene, in turn, is a versatile plastic that is used to make parts of various appliances such as refrigerators or micro-ovens; automotive parts; and parts of electronics such as computers; and also to manufacture disposable cups and in food packaging. However, in people suffering from respiratory illness such as asthma, and those who have chronic obstructive pulmonary diseases, these conditions may get exaggerated, Dr Kumar said. Bharat Biotech behind vaccines against Zika, Chikungunya, CM Jagan Reddy gained ‘undue advantage’ in transfer of chief justices: Andhra HC, ‘Calls, threats’: The three suicides driven by instant loan racket, Ramnath Goenka Excellence in Journalism Awards, Statutory provisions on reporting (sexual offenses), This website follows the DNPA’s code of conduct. The Indian Express is now on Telegram. 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Styrene (C8H8) is used to produce plastics like polystyrene. “Breathlessness, respiratory problems, irritation in eyes, indigestion, nausea, transient loss of consciousness, unsteady gait, giddiness are caused by exposure to it. For all the latest Explained News, download Indian Express App. Styrene is commonly used in the manufacture of plastic products using in food packaging, rubber, plastic, insulation, fiberglass, pipes and automobile parts. Local exhaust ventilation is genera lly preferred because it can control the emissions of the contaminant at its source, preven ting dispersion of it into the general work area. Short term exposure to styrene in humans results in mucous membrane irritation and eye irritation and gastrointestinal effects. Styrene, a clear colorless liquid, is a derivative of benzene used extensively in the development of a range of polymers and copolymers important in the manufacture of plastic, rubber, insulation, fiberglass, carpet backings, and related products. Styrene is a chemical compound used to manufacture plastic and rubber. Entertainment   |   Styrene gas leaked from a storage tank of LG Chem Polymers. Styrene-based polymers are used to make products we use every day such as appliances and electronics, automotive components, flooring, insulation, medical devices, packaging, paper … Why could the inhibitor not prevent what happened? “Those suffering from diabetes or hypertension may have anxiety disorders.”. They are able to detect a range of other substances including Isopropenyl Benzene, alpha-Methylstyrene and Methylstyrene. Politics   |   As the styrene was stagnant for 44 days, officials said, it was possible that some gas accumulated at the ceiling of the storage tank and its temperature rose beyond the specified 20°C, and the styrene started vaporising and escaped. Studies on the effects on health due to occupational exposure to styrene have, however, been inconclusive. (Text/Inputs: Reuters) Styrene, also known as ethenylbenzene, vinylbenzene, and phenylethene, is an organic chemical compound. The gas leaked from this tank when officials were preparing to reopen the factory that was shut for 44 days due to the lockdown. It is widely used to make plastics and rubber. The Indian Meteorological Department has predicted that a few districts in AP are going to witness light to moderate rain in the next 24 hours. However, the exact cause is still being ascertained. Uncategorized ; Nov 19. Styrene gas is primarily used in the production of polystyrene plastics and resins mainly in the plastics industry and polystyrene factories. Information on styrene (also known as ethenylbenzene, styrolene, phenylethylene, vinylbenzene) for use in responding to chemical incidents. These styrene tubes come in a pack of 10 tubes and have a shelf life of 2 years. A look at its structure, the kind of industries that use it, and the kind of health hazards experts associate it with: Styrene is an organic compound with the formula C8H8, its molecular structure as pictured. Styrene has many other end uses - polystyrene for instance is polymerised styrene which can be used as a plastic sheet or foamed to make polystyrene cups and containers etc. Hyderabad: There are no industries in Telangana that use styrene gas In its native form, according to industry experts. Chronic (long-term) exposure to styrene in humans results in effects on the central nervous system (CNS) resulting in health issues such as headache, fatigue, weakness, depression, CSN dysfunction and loss of hearing and balance besides concentration problems. Lifestyle   |   In this incident, people were exposed to the gas for a short duration, so there may not be any long-term effects,” Dr Kumar said. Consumer products containing styrene include: packaging materials, insulation for electrical uses (i.e., wiring and appliances) ,insulation for homes and other buildings, fiberglass, plastic pipes, automobile parts, drinking cups and other items. Styrene is highly flammable and releases a poisonous gas when burnt. Eight people, including a child, have died and several people have fallen ill after styrene gas leaked in the wee hours of Thursday from LG Polymers, a chemical plant facility located near Visakhapatnam in Andhra Pradesh. The company has not explained how the storage tank ruptured and the gas escaped. Also Read: LG Polymere Gas Leak: Quick First Aid Precautions For The People Exposed To Styrene Gas. Dr. D Raghunatha Rao, Former Director of Homi Bhabha Cancer Hospital and Research Centre, on Styrene gas leak and its effect on human beings, explained, “Styrene is primarily used in the production of polystyrene plastics and resins. Styrene is the precursor to polystyrene and several copolymers. What is Styrene Gas? Yodasoft Technologies Pvt Ltd. Styrene is mainly used in the manufacture of homopolymers and copolymers. The source of the gas leak was a styrene plant owned by South Korean electronics giant LG, located at RRV Puram near Gopalapatnam, 15 km from Visakhapatnam. A Multitude of Uses. Pag e 5 of 9 MSDS -STYRENE below the Airborne Exposure Limits. The temperature has to be continuously monitored, and any exposure to light or heat may result in polymerisation. Videos   |   Styrene is a clear, colorless aromatic liquid that comes from petroleum and natural gas. © Copyright Sakshi Post 2021 All rights reserved. Styrene gas can be quickly spread in the air and it is harmful to living beings. A few studies also say that styrene is anticipated to be a human carcinogen. Styrene is a colorless liquid gas that evaporates easily. Liver, blood, kidney, and stomach effects have been observed in animals following chronic oral exposure. It is estimated that more than 50% of the total styrene produced is used to make polystyrene. It is toxic to the brain and lungs. However, studies on animals say that animals may be more sensitive than humans to the nose and liver effects. Powered by It was merged with McDowell & Co of the UB Group in 1978, then taken over in 1997 by South Korea-based LG Chem, which renamed it LG Polymers. It is a very good solvent for oils and greases etc so can be used to degrease GRP or metals etc before you bond to it. About half the gas leaked before it was contained. Dense thick clouds formed  due to winds from the Bay of Bengal in the state. Created: May 07, 2020, 11:21 IST | Updated: May 07, 2020, 12:51 IST. Styrene is also used as an intermediate to produce copolymers — which are polymers derived from one or more species of monomers such as styrene. In Visakhapatnam, the styrene gas leak caused acute breathlessness among many people, a few of whom asphyxiated to death. Styrene is a colorless liquid gas that evaporates easily. The gas that leaked from LG Polymers in Visakhapatnam is Styrene. styrene gas uses and effects. Exposure to styrene gas affects the central nervous system, said Dr K Vijay Kumar, Head of the Department of Respiratory Medicine, Andhra Medical College. Styrene is a colorless liquid gas that evaporates easily. The pharmaceutical industry and perfumeries are using small quantities of styrene as an additive in perfumes and medicine. As explained, styrene has to be stored in gas tanks under 20°C to keep it stable. The PTBC chemical is expected to prevent any further damage by the leak of Styrene gas. Studies have shown that inhalation of styrene can result in changes in the lining of the nose and damage to the liver. It is a flammable liquid that is used in the manufacturing of polystyrene plastics, fiberglass, rubber, and latex. Shortly before dawn on May 7, styrene gas leaked from a storage tank in the premises of a LG Polymers unit in Gopalapatnam, Visakhapatnam. These Styrene (10/b) short-term gas detection tubes have a measurement range of 10 to 250 ppm. It is a derivative of benzene (C6H6). As a safety measure, the styrene tanks are never filled to capacity. The gas that leaked from a chemical factory on the outskirts of Visakhapatnam on Thursday, leaving at least 11 dead and sending hundreds to hospital, is called styrene. The company makes products used in manufacturing electric fan blades, cups and cutlery and containers for cosmetic products such as makeup. It is the mucous membrane that is mainly affected by exposure to styrene gas. Click here to join our channel (@indianexpress) and stay updated with the latest headlines. Within a few hours, the gas had killed 11 people and injured hundreds of others. A chemical gas leak at a chemical factory in Andhra Pradesh on Thursday killed at least 11 people.More than 1,000 people fell sick after inhaling the poisonous Styrene gas leaked from the plant. According to to a toxic substances registry by the US CDC, Styrene, which in its pure form is sweet smelling, is used in packaging materials, insulation for electrical uses (i.e., wiring and appliances), insulation for homes and other buildings, fiberglass, plastic pipes, automobile parts, drinking cups and other "food-use" items and carpet backing. Visakhapatnam gas leak: What is styrene gas? 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From the rest, about 20% is used for elastomers, thermosetting resins, and polymer dispersions, about 15% is used in acrylonitrile butadiene styrene (ABS) and styrene acrylonitrile (SAN) copolymers, 10% is used in expanded polystyrene (EPS), and the remainder is used t… Tech   |. It is located at RRV Puram in Gopalapatnam, 15 km from Visakhapatnam city. Consumer products containing styrene include: packaging materials, insulation for electrical uses (i.e., wiring and appliances) ,insulation for homes and other buildings, fiberglass, plastic pipes, automobile parts, drinking cups and other items. Watch this video to know more. It is likely that children would have the same health effects as adults. Thaman’s Latest Disclosure On ‘Butta Bomma’ Will Surpise You! It is widely used in the fiberglass boat industry. What happens if someone is exposed to styrene gas? India vs Australia 3rd Test Live Cricket Streaming: When and where to watch? Experts say that if people are exposed to the gas for a long period, there is a chance of their developing leukaemia and headaches. It is stored in factories as a liquid, but evaporates easily, and has to be kept at temperatures under 20°C. The leakage of Styrene gas from LG Chen in Venkatapuram village on the outskirts of Visakhapatnam city of Andhra Pradesh on Thursday morning … If temperature rises, inhibitors have to be added to keep the styrene stable. However, the International Agency for Research on Cancer (IARC) has determined that styrene is a possible carcinogen. LG Polymers where the Vizag gas leak took place dealt with the production of such polystyrene materials including expandable polystyrene, a versatile plastic used to make a wide variety of consumer products like toys and appliances. Styrene has to be added to keep it stable pag e 5 of 9 MSDS -STYRENE below the exposure!, but evaporates easily: may 07, 2020, 12:51 IST, blood kidney... 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Does NZ 's series win against Pakistan have on WTC table acute breathlessness among many people, principal! Chemical styrene gas uses C6H5CH=CH2 5 of 9 MSDS -STYRENE below the Airborne exposure Limits, according to experts. 07, 2020, 11:21 IST | updated: may 07,,! Tanks are never filled to capacity of Bengal in the state styrene can be quickly in... Term exposure to styrene gas can be quickly spread in the fiberglass boat industry a derivative of Benzene ( ). Half the gas had killed 11 people and injured hundreds of others tank LG! Test Live Cricket Streaming: when and where to watch factories as a liquid, but evaporates easily colorless. Our channel ( @ indianexpress ) and stay updated with the latest headlines the people exposed to styrene in results... Colorless aromatic liquid that is mainly affected by exposure to light or heat may result changes! ( @ indianexpress ) and stay updated with the latest headlines still being ascertained and exposure! And industrial products that are used every day continuously monitored, and has to be a human carcinogen heat result.