Investigation on acute chromium poisoning accident occurred in process of electroplating tank cleaning

BackgroundElectroplating technology is widely used in the mechanical manufacturing industry. Electroplating workers may be exposed to occupational hazards such as chromium, zinc, cyanides, and sulfuric acid. With the continuous improvement of protective conditions, occupational hazards have been eff...

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Main Authors: Jinbin LUO, Qiang CHEN, Tao LI, Wenlong LI, Binbin ZHU, Fangjun WANG
Format: Article
Language:English
Published: Editorial Committee of Journal of Environmental and Occupational Medicine 2024-12-01
Series:环境与职业医学
Subjects:
Online Access:http://www.jeom.org/article/cn/10.11836/JEOM24144
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author Jinbin LUO
Qiang CHEN
Tao LI
Wenlong LI
Binbin ZHU
Fangjun WANG
author_facet Jinbin LUO
Qiang CHEN
Tao LI
Wenlong LI
Binbin ZHU
Fangjun WANG
author_sort Jinbin LUO
collection DOAJ
description BackgroundElectroplating technology is widely used in the mechanical manufacturing industry. Electroplating workers may be exposed to occupational hazards such as chromium, zinc, cyanides, and sulfuric acid. With the continuous improvement of protective conditions, occupational hazards have been effectively controlled, but there is less focus on the potential acute occupational poisoning that may occur during the electroplating process. ObjectiveTo identify causes of an acute chromium poisoning accident occurred during the cleaning process of electroplating tank in a hardware processing plant, and to formulate relevant prevention and control measures to avoid similar poisoning accidents. MethodsOccupational history, medical history, and treatment process of the poisoned worker were inquired in detail, his inpatient medical records were consulted , and his blood samples were tested. Occupational health investigation and testing were carried out at the scene of the poisoning accident. ResultsThe air concentration of peak exposure (CPE) and permissible concentration-time weighted average (CTWA) of chromium and its compounds in the workplace were 0.49 mg·m−3 and 0.31 mg·m−3 respectively. The results of auxiliary test were Serum chromium 4175.85 μg·L−1, serum creatinine 1370.2 μmol·L−1, urea 42.28 mmol·L−1, and urine osmotic pressure 248 mosm·L−1. The final diagnosis was occupational acute severe toxic nephropathy (chromium and its compounds) and occupational chemical skin moderate burn (chromic acid, sulfuric acid). The prescribed treatment included right lower limb expansion skin grafting, hemodialysis and symptomatic support. The patient’s condition was stable and gradually improved after the treatment. ConclusionThe main causes of the poisoning accident include weak awareness of the employer of occupational disease prevention and control; failures in fulfilling legal obligations of occupational disease prevention and control, implementing effective occupational disease prevention measures, and providing proper occupational health and safety training and effective personal protective equipment. In order to protect the health of workers, the relevant government departments and employers should attach great importance to the prevention and control of occupational diseases, such as strengthening training and education, increasing the intensity of occupational health supervision, and urging employers to implement occupational disease prevention measures in accordance with the law.
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issn 2095-9982
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series 环境与职业医学
spelling doaj-art-87a52c769330493b925c4eb983456f472025-01-09T05:41:12ZengEditorial Committee of Journal of Environmental and Occupational Medicine环境与职业医学2095-99822024-12-0141121428143110.11836/JEOM2414424144Investigation on acute chromium poisoning accident occurred in process of electroplating tank cleaningJinbin LUO0Qiang CHEN1Tao LI2Wenlong LI3Binbin ZHU4Fangjun WANG5Department of Environment and Occupational Health, Jinhua Center for Disease Control and Prevention, Jinhua, Zhejiang 321002, ChinaDepartment of Environment and Occupational Health, Jinhua Center for Disease Control and Prevention, Jinhua, Zhejiang 321002, ChinaDepartment of Environment and Occupational Health, Jinhua Center for Disease Control and Prevention, Jinhua, Zhejiang 321002, ChinaDepartment of Environment and Occupational Health, Jinhua Center for Disease Control and Prevention, Jinhua, Zhejiang 321002, ChinaDepartment of Environment and Occupational Health, Jinhua Center for Disease Control and Prevention, Jinhua, Zhejiang 321002, ChinaDepartment of Health Surveillance, Yongkang Center for Disease Control and Prevention, Yongkang, Zhejiang 321300, ChinaBackgroundElectroplating technology is widely used in the mechanical manufacturing industry. Electroplating workers may be exposed to occupational hazards such as chromium, zinc, cyanides, and sulfuric acid. With the continuous improvement of protective conditions, occupational hazards have been effectively controlled, but there is less focus on the potential acute occupational poisoning that may occur during the electroplating process. ObjectiveTo identify causes of an acute chromium poisoning accident occurred during the cleaning process of electroplating tank in a hardware processing plant, and to formulate relevant prevention and control measures to avoid similar poisoning accidents. MethodsOccupational history, medical history, and treatment process of the poisoned worker were inquired in detail, his inpatient medical records were consulted , and his blood samples were tested. Occupational health investigation and testing were carried out at the scene of the poisoning accident. ResultsThe air concentration of peak exposure (CPE) and permissible concentration-time weighted average (CTWA) of chromium and its compounds in the workplace were 0.49 mg·m−3 and 0.31 mg·m−3 respectively. The results of auxiliary test were Serum chromium 4175.85 μg·L−1, serum creatinine 1370.2 μmol·L−1, urea 42.28 mmol·L−1, and urine osmotic pressure 248 mosm·L−1. The final diagnosis was occupational acute severe toxic nephropathy (chromium and its compounds) and occupational chemical skin moderate burn (chromic acid, sulfuric acid). The prescribed treatment included right lower limb expansion skin grafting, hemodialysis and symptomatic support. The patient’s condition was stable and gradually improved after the treatment. ConclusionThe main causes of the poisoning accident include weak awareness of the employer of occupational disease prevention and control; failures in fulfilling legal obligations of occupational disease prevention and control, implementing effective occupational disease prevention measures, and providing proper occupational health and safety training and effective personal protective equipment. In order to protect the health of workers, the relevant government departments and employers should attach great importance to the prevention and control of occupational diseases, such as strengthening training and education, increasing the intensity of occupational health supervision, and urging employers to implement occupational disease prevention measures in accordance with the law.http://www.jeom.org/article/cn/10.11836/JEOM24144electroplating tank cleaningchromium and its compoundblood chromiumacute poisoningchromic acid skin burn
spellingShingle Jinbin LUO
Qiang CHEN
Tao LI
Wenlong LI
Binbin ZHU
Fangjun WANG
Investigation on acute chromium poisoning accident occurred in process of electroplating tank cleaning
环境与职业医学
electroplating tank cleaning
chromium and its compound
blood chromium
acute poisoning
chromic acid skin burn
title Investigation on acute chromium poisoning accident occurred in process of electroplating tank cleaning
title_full Investigation on acute chromium poisoning accident occurred in process of electroplating tank cleaning
title_fullStr Investigation on acute chromium poisoning accident occurred in process of electroplating tank cleaning
title_full_unstemmed Investigation on acute chromium poisoning accident occurred in process of electroplating tank cleaning
title_short Investigation on acute chromium poisoning accident occurred in process of electroplating tank cleaning
title_sort investigation on acute chromium poisoning accident occurred in process of electroplating tank cleaning
topic electroplating tank cleaning
chromium and its compound
blood chromium
acute poisoning
chromic acid skin burn
url http://www.jeom.org/article/cn/10.11836/JEOM24144
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AT taoli investigationonacutechromiumpoisoningaccidentoccurredinprocessofelectroplatingtankcleaning
AT wenlongli investigationonacutechromiumpoisoningaccidentoccurredinprocessofelectroplatingtankcleaning
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