that limestone can cause pulmonary changes over a prolonged period under Background. Dust exposure and its related harmful effects on miners is a serious health issue. Objectives. The present study was undertaken to identify respirable dust concentrations and free silica content in 24 dust samples collected from a limestone mine during pre …
Heating limestone produces a chemical substance used in agriculture called pulverized lime, or calcium oxide. Generally, 2 mg of calcium oxide is considered safe for food use; however, concentrations of 25 mg can produce serious side effects including lung inflammation, according to a 2007 report by the Occupational Safety and Health …
This paper investigates the influence of limestone crushed sand dust (LCSD) on rheological properties of cement mortar based on crushed sand (CS) with different mineralogical nature (limestone and siliceous). A LCSD with a specific surface BET of 1470 m2/kg was used at different content replacement by mass of sand (0, 5, 10, …
Before and after works for measuring of IL-8 serum increase and pulmonary function decline between population exposed by limestone dust (study group) and population …
When people breathe silica dust, they inhale tiny particles of the mineral silica. Over time, the silica dust particles can cause lung inflammation that leads to the formation of lung nodules and scarring in the lungs called pulmonary fibrosis. This is a progressive disease that normally takes 10–30 years after first exposure to develop.
Result showed inhaling of limestone dust exposure was significantly to increasing level of IL-8 serum (p = 0.026) but it didn't cause decline on pulmonary …
Respirable Crystalline Silica (RCS) is found in stone dust and causes silicosis, cancer and chronic obstructive pulmonary disease (COPD). Crystalline Silica is one of the most abundant minerals on the earth; there are many types of different crystalline silica but the most common is quartz. Sandstone is almost pure silica at between 70-90% ...
Silicosis. Silicosis is a long-term lung disease caused by inhaling large amounts of crystalline silica dust, usually over many years. Silica is a substance naturally found in certain types of stone, rock, sand and clay. Working with these materials can create a very fine dust that can be easily inhaled.
Several studies reported the reduced production of chlorophyll pigments due to the shading effects of limestone dust deposition on leaves. Moreover, ... Effect inhaling of limestone dust exposure on increased level of IL-8 serum and pulmonary function decline to workers of limestone mining industry. Int. Refereed J. Eng. Sci. 3, 66–72.
Chronic lung disease resulting from inhalation of respirable dust. Dust deposits in the lungs, damages lung tissue, and causes scarring. Disease development typically takes over 10 years of dust exposure. Silicosis results from inhalation of respirable silica dust. Coal workers' pneumoconiosis (black lung disease) results from inhalation of ...
Demographic information was collected through interviews and pulmonary indices; flour dust exposure was measured by spirometry, and NIOSH 0500 and NIOSH 0600 methods. Results. The incidences of pulmonary symptoms, including cough, sputum, dyspnea, wheezing and bronchitis, were significantly more in the case group than the control group.
Beyond the acute effects, a relevant public health and scientific question is to what extent chronic exposure to air pollution is related with lung function impairment and development of COPD.
The study concluded that generation of PM 2.5-sized particles may impose serious respiratory health effects over the workers engaged in mining, crushing, and transportation of sandstone. Apart from it, population residing downwind of the mining area is particularly vulnerable to the pulmonary effects due to inhalation of dust.
A combined cross-sectional and cross-shift study was conducted in Dire Dawa cement factory in Ethiopia. 40 exposed production workers from the crusher and packing sections and 20 controls from the guards were included. Personal "total" dust was measured in the workers' breathing zone and peak expiratory flow (PEF) was measured …
Rajeev Kumar Gupta is currently working as an Associate Professor in the Department of Basic Sciences at the University of Petroleum and Energy Studies, Dehradun (Uttarakhand), India. He holds a PhD in Physics from Ranchi University, Ranchi. His areas of interest are Surface Coating and Fictionalization Super Hydrophobic, Ice Phobic …
The conclusion of the study, there is no relationship between limestone dust exposure and lung function capacity in the limestone processing industry workers. Keywords: Dust exposure, limestone ...
The acute health effects caused due to calcium carbonate and calcium sulfate in the chalk dust include eye irritation, skin irritation, irritation in respiratory tract, mucous membrane, etc ...
Exposure of PM2.5 can cause lung function impairment. AIM: The purpose of this study was to determine the correlation exposure of PM2.5 with lung function impairment in workers. METHODS:...
Analysis of exposure by limestone dust for increasing of IL-8 serum and pulmonary function decline to workers of limestone mining industry in Wangun Village, Palang District, Tuban Regency showed decrease in pulmonary function after 8 hours of work (cross-shift) does not occur. This aim of this study were to analyze the effect of …
Exposure to grain dust was associated with a significant reduction of FEV 1 and FVC, but not in the maximum midexpiratory flow rates or in the ratio of FEV 1 /FVC%, suggesting …
Background: Coal dust is one of the most serious risk factor that leads to respiratory diseases and cardiovascular diseases in miners. This study aimed to observe the effects of occupational dust exposure on chest radiograph, pulmonary function (PF), blood pressure (BP) and electrocardiogram (ECG) indexes in coal miners and explore …
workers may be clinically normal. Pulmonary function tests help to categorize pulmonary diseases in pathophysiologic terms, assess severity and weigh response to therapeutic intervention (6). In light of the existing knowledge this study was conducted to investigate the effects of long term exposure to flour dust on
The initial effects of dust on the lungs are characterized by reversible respiratory symptoms and worsened lung function . ... For limestone dust, ... The main factors that cause changes in workers' pulmonary function are the amount of dust entering the body, the nature of the dust, and the time it acts on the body. However, this study …
measuring of IL-8 serum increase and pulmonary function decline between population exposed by limestone dust (study group) and population not exposed by limestone dust (comparison group). Inhaling by dust exposure is the independent variable. Elevating of IL-8 serum and pulmonary function decline are dependent variable.
Overview. Chronic obstructive pulmonary disease (COPD) is a chronic inflammatory lung disease that causes obstructed airflow from the lungs. Symptoms include breathing difficulty, cough, mucus (sputum) production and wheezing. It's typically caused by long-term exposure to irritating gases or particulate matter, most often from …
1. Introduction. Occupational exposure to crystalline silica dust (SiO 2) has become one of the most common and serious hazards for artificial stone workers.According to recent studies, a large number of workers are exposed to this mineral dust throughout the world, with more than 3.2 million workers in Europe and more than 2 million in the …
BACKGROUND: Limestone dust is produced by limestone mining activities, one of them is PM2.5. Exposure of PM2.5 can cause lung function impairment. AIM: The purpose of …
The purpose of this study was to determine the effect of exposure to respiratory dust on lung vital capacity in workers in the limestone industry in Kelurahan Sungai Ulin,Kota Banjarbaru. Analytical research design with cross sectional approach. The sample in this study were all workers in the limestone industry.
Environmental exposure to dust from quarrying activities could pose health dangers to the population living nearby. This study aimed to investigate the health effects of dust exposure on people living close …
a shell limestone mine and concluded that limestone can cause pulmonary changes over a prolonged period under Background. Dust exposure and its related harmful effects on …
Limestone dust is a waste or a discarded material obtained during a blasting, or processing of coarse aggregates. Physical and chemical characteristics of these limestone dust depend upon the nature of the parent rock. ... Effects of limestone crusher dust and steel fibers on concrete. Constr. Build. Mater., 23 (2) (2009), pp. 981 …
Methods: Subjects were 231 adult asthma patients who had their morning peak expiratory flow (PEF) measured from March to May 2012. A linear mixed model was used to estimate the association of PEF with sand dust particles detected by LIDAR. Results: Increases in the interquartile range of AD particles (0.018 km (-1)) led to changes in PEF of -0. ...
Environmental exposure to dust from quarrying activities could pose health dangers to the population living nearby. This study aimed to investigate the health …
A meta-analysis was performed to evaluate the relationship between chronic obstructive pulmonary disease (COPD) and occupational dust exposure, and to provide a scientific basis for the prevention and treatment of COPD caused by occupational factors.
The expansive soils in semi-arid and arid regions are affected by swelling-shrinking due to climatic effects, causing damage to lightweight structures. Various methods and materials have been employed to improve the engineering properties of these soils. This paper includes the findings of experimental work conducted studying the …
A number of early studies and case reports describe lung health effects in workers in marble and limestone industries including mining, quarrying, and stone cutting. Doig (1955) described silicosis and emphysema in eight limestone grinders and miners after sustained high exposure beginning in the 1920s to limestone dust containing …
The smoke and dust produced by some industries cause various types of pathogenesis. The unhygienic exposure of the smoke and dust are linked with an increased risk of chronic obstructive pulmonary diseases . In this vista, cement workers may also be exposed to numerous types of occupational hazards, and these materials are the major …
1 Introduction. Chronic obstructive pulmonary disease (COPD) is a common and preventable disease characterized by extensive exposure to toxic particles or gases, resulting in persistent airway symptoms and airflow limitation caused by airway and alveolar abnormalities. COPD is a public health challenge worldwide and is currently the third …
This aim of this study were to analyze the effect of exposure by limestone dust for increasing of IL-8 serum and pulmonary function decline to workers of limestone mining industry in Wangun Village, Palang District, Tuban Regency after working for 8.
Irrespective of its ill effects, negligence of protection still persists due to mere ignorance of the workers that paves the way to debilitating effects on their respiratory health. ... Highlights: The strength of the relationship between respiratory dust levels and pulmonary function disorders could not be obtained. The weakness level of ...
