Among Stone Crushers
The Complete Guide to Primary Crushing, …
Primary, secondary, and tertiary crushing are three stages in the comminution process that break down large rocks into smaller pieces of varying sizes. Each stage uses different types of crushers and has distinct …
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Respiratory Health and Urinary Trace Metals among …
We determined the prevalence of respiratory symptoms, pulmonary function and urinary metals among artisanal stone-crushers. We conducted a cross-sectional study of 48 male artisanal …
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[Dust Exposure and Respiratory Health Effects Among Stones Crushers …
The aim of this study was to determine the prevalence of symptoms and respiratory diseases and to assess respiratory function in stones crushers stones in the province of Haut Katanga, Democratic Republic of Congo (DRC). This cross-sectional analytical study included 293 stones crushers and 295 office workers from public administrative services.
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Preventing tuberculosis among silica dust exposed workers
Silica exposed workers. Exposure to silica dust is a potent risk factor for TB, as demonstrated in multiple studies, notably among exposed miners and stone crushers.1–3 Silicosis, a lung disease caused by exposure to crystalline silica dust, is one of the most common occupational lung diseases worldwide.4 In addition, silicosis increases the risk of active TB by up to …
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Risk Factors For Work-Related Eye Injuries Among Stone
On contrast, there were 32.8% of workers having work-related eye injuries as notified by Ezisi et al. (2017). Also, on a study of risk factors for work-related eye injuries among stone quarry ...
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Knowledge, Perception and Practice of Safety Measures …
IOSR Journals, 2019. The study aimed to assess the occupational health hazards among quarry workers in Ebonyi State, Nigeria. The study employed a cross sectional study that deals with observational and clinical examination that involved the measurement of outdoor gaseous pollutants, interview of participants with a well structured questionnaire and ocular examination …
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Comparing Different Types of Stone Crushers
Stone crushers stand as the backbone of modern infrastructure, turning immense rocks into manageable fragments suitable for construction and other applications. Each type boasts unique mechanisms and advantages, from jaw crushers, adept at handling medium-hard stones, to vertical shaft impactors perfect for the final stages of crushing.
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The Mean ± SD of pulmonary function test parameters including forced vital capacity (FVC), forced expiratory volumes (FEV), flow rates (including PEFR and FEF) except FEF75 and Maximum voluntary ventilation (MVV) were significantly reduced among stone crushers compared to control subjects. Among chronic respiratory problems, cough was the …
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Tuberculosis among workers exposed to free silica dust
Among stone crushers the prevalence of TB was found to be 10.7% while among slate pencil workers it was as high as 22.5%. Among the quartz stone-crushers the workers aged ≥35 years, those ...
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(PDF) Pulmonary Problems among Quarry Workers of Stone …
A study in Nigeria showed a significant decrease in FVC and FEV1 among the quarry workers of the stone-crushing industry exposed to dust. 11 Another study done on stone crushers found that PFT ...
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Occupational injuries and risk assessment among stone …
The prevalence of occupational injuries among blue-collar workers is higher in the stone-crushing industries due to high-risk and iterant nature of the work. These occupational injuries, in turn, caused workers' ill health, as well as death, which eventually diminish the gross domestic …
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Dust exposure risk from stone crushing to workers and …
Wheezing was more prevalent (p = 0.021) among stone-crushers (23%) than among taxi-drivers (6%). In multiple logistic regression analysis, the job of a stone-crusher was associated to wheezing ...
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(PDF) Prevalence of occupational disorders in low socio
PDF | On Sep 30, 2023, O. Okoh Elizabeth and others published Prevalence of occupational disorders in low socio-economic manual stone crushers and healthcare seeking behaviour among quarry workers ...
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Analysis of the age distribution among the …
Wheezing was more prevalent (p = 0.021) among stone-crushers (23%) than among taxi-drivers (6%). In multiple logistic regression analysis, the job of a stone-crusher was associated to wheezing ...
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Assessment of Stone Crusher Pollution and Its Control …
producing crushed stone of various sizes depending upon the requirement which acts as raw material for various construction activities such as construction of roads, highways, bridges, buildings, canals etc. It is estimated that there are over 12,000 stone crusher units in India. These stone crushers though socio-
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Stone-Crusher
Kleeman crushers can withstand the daily demands of quarry operations. Jaw crushers are the best choice for primary crushing. They can handle a broad range of materials from soft to very hard rock, breaking them …
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Occupational injuries and risk assessment among stone …
of stone dust during stone crushing as a major health haz-ard and tried to minimize the dust production sustainably. Kabir et al. (2018) examined the workers' respiratory health problems at stone-crushing industries in Bangladesh. They pointed out that coughing was the most prevalent prob-lem among the workers, followed by shortness of breath,
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Types of Crushers: What You Need to Know
A crusher is a machine that reduces large rocks into smaller rocks, gravel, or rock dust. Crushers are mainly used in the mining and construction industries, where they are used to break down very large rocks and boulders into smaller pieces. Crushers are also commonly used for jobs like breaking up asphalt for roadwork or demolition projects.
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(PDF) Health Hazards and Socioeconomic Effects of Stone Crushing
Effect of Length of Exposure to Silica Dust on Peak Expiratory Flow Rate among Stone Crushers of Quetta, Pakistan ... Results: The total stone crushers were 75 out of which 19 (25.3) were smokers ...
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Dynamics of Small-scale Informal Industries: The Evolution of …
along the road was shared among the stone crushers; it was not given by the council. The place is no longer a good site because it is near a busy roa d, and there is a d r ainage .
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Silicosis among Stone- Cutter Workers: A Cross-Sectional …
The present study evaluated silicosis among stone cutter workers. This cross sectional study was performed on stone cutter workers in Malayer city (Azandarian) between 2008 and 2009. ... Objective: To assess the impact of silicon dust on peak expiratory flow rate of stone crushers. Materials and methods: The total 125 male study accused age of ...
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Top 10 Mobile Crushers Manufacturers
Mobile Crushers are stone crushers mounted on wheeled carriers. They crush large-sized stones into smaller ones with incredible jaw power. Most commonly they are used in the stone and mining industry for …
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Pulmonary function tests in stone crushers
Among chronic respiratory problems, cough was the most common symptom reported in 26% stone crushers, followed by breathlessness in 20%, phlegm in 18% and chest tightness in 14% stone crushers.
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Respiratory Health and Urinary Trace Metals among Artisanal Stone …
The paper "Respiratory Health and Urinary Trace Metals among Artisanal Stone-crushers: a Cross-sectional Study in Lubumbashi, DR Congo by Kayembe-Kitenge et al., is a cross sectional study that compares the urinary excretion of metals, respiratory function, and self reported respiratory and upper airway symptoms in stone-crushers and taxi ...
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Tuberculosis among workers exposed to free silica dust
Among stone crushers the prevalence of TB was found to be 10.7% while among slate pencil workers it was as high as 22.5%. Among the quartz stone-crushers the workers aged ≥35 …
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What Are the Differences Between The 7 Types of Crushers?
7 Types of rock crushers have different advantages in many aspects like crushing ability, suitable material, lifespan, etc. Once you know what are the differences, you know to choose an optimal crusher. ... Granite one of the stones that is hard, abrasive and with high compressive strength, and it needs jaw crusher or gyratory crusher to make a ...
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Stone Crushers & Quarry Equipment | Pyramids
Stone crusher Stone crusher is a machine used to crush stones into smaller sizes. These machines play an important role in various industries such as construction, mining, and the production of sand and gravel. Pyramids also manufactures Bucket crushers, jaw crushers, Block making machine, Cement block machine, and various other products.
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Correlates of Stone Quarry Workers' Awareness of Work …
Users were more numerous among blasters and crushers whose jobs were most predisposed to work related accidents and workers with formal education. ... to inform industrial health policy changes aimed at optimizing eye health and prevention of work-related eye injuries among stone industry workers in the study area and under similar settings ...
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Tuberculosis among workers exposed to free silica dust
Among stone crushers the prevalence of TB was found to be 10.7% while among slate pencil workers it was as high as 22.5%. Among the quartz stone-crushers the workers aged ≥35 years, those exposed for ≥3 years and those who were smokers had higher risk TB while among the slate pencil workers, only those exposed for ≥10 years had higher risk.
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Telpic Stone Crushers Archives
Among the available equipment, there are fixed, folding and telpic stone crushers that can be used both for road work and for work on hostile terrain. In fact, thanks to the stone crusher you can work on stony soils which, after processing, will be more homogeneous and suitable for hosting orchards, vineyards or traditional crops. ...
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