scholarly journals Metalworking Fluid Exposure and Consequences on Skin Health in a Metal Machining Factory: Review Article

Author(s):  
Mohammed Abdulrazzaq Jabbar

Metalworking fluids (MWFs) are a variety of substances can be used during machining of metals such as cutting, turning, grinding, milling and drilling. National Institute of Occupational Safety and Health (NIOSH) in United States of America has stated that MWFs available in different forms such as straight oil (neat oil), soluble oil (emulsifiable oil), semisynthetic MWFs, and synthetic MWFs and during the machining processes worker can be exposed to MWFs through skin contact and inhalation. MWFs in machining factory allow significant bacterial growth in the fluids and aerosols which cause dermatological and respiratory adverse health effects among exposed workers. skin diseases that MWF exposure can cause various morphology of skin disorders such as skin scaling or dryness. Semi-quantitative dermal exposure assessment methods (DREAM) in both occupational and epidemiological survey. The prevention of the health effects of MWF on skin systems would probably by enhancing the awareness of the workers towards the health effects of MWF and the appropriate safety methods need to apply regularly all along their working time.

2000 ◽  
Vol 122 (3) ◽  
pp. 544-549 ◽  
Author(s):  
Jonathan Thornburg ◽  
David Leith

Use of metalworking fluids during machining results in a mist that is associated with adverse health effects. Experiments conducted on a small lathe quantified the amount of mist generated by evaporation/condensation, centrifugal force, and impaction. Evaporation/condensation was the most important mechanism, followed by centrifugal force, then impaction. For evaporation/condensation, rotational speed and cut depth determined the amount of heat generated during machining, whereas fluid flow determined the amount of heat transferred to the liquid. The flow-rotational speed interaction influenced mist generation by centrifugal force, whereas mist generation by impaction was determined only by fluid flow. [S0742-4787(00)01303-5]


Vibration ◽  
2021 ◽  
Vol 4 (2) ◽  
pp. 482-528
Author(s):  
Ren G. Dong ◽  
John Z. Wu ◽  
Xueyan S. Xu ◽  
Daniel E. Welcome ◽  
Kristine Krajnak

Studies on hand-transmitted vibration exposure, biodynamic responses, and biological effects were conducted by researchers at the Health Effects Laboratory Division (HELD) of the National Institute for Occupational Safety and Health (NIOSH) during the last 20 years. These studies are systematically reviewed in this report, along with the identification of areas where additional research is needed. The majority of the studies cover the following aspects: (i) the methods and techniques for measuring hand-transmitted vibration exposure; (ii) vibration biodynamics of the hand–arm system and the quantification of vibration exposure; (iii) biological effects of hand-transmitted vibration exposure; (iv) measurements of vibration-induced health effects; (iv) quantification of influencing biomechanical effects; and (v) intervention methods and technologies for controlling hand-transmitted vibration exposure. The major findings of the studies are summarized and discussed.


2022 ◽  
Vol 131 ◽  
pp. 01006
Author(s):  
Linda Matisane ◽  
Linda Paegle ◽  
Ivars Vanadzins ◽  
Asnate Anna Linde

Workplace risk assessment is one of the key tools for improving occupational safety and health conditions. However, providing risk assessment for teleworkplaces in the COVID-19 pandemic-related restrictions has been a challenge for employers. The objective of this study was to identify the frequency of implementation of workplace risk assessment for teleworkplaces and the association between it and self-reported health complaints among teleworkers during the 1st emergency state of the COVID-19 pandemic in Latvia. Teleworkers were recruited using a non-probability sampling (snowball sampling) method and social media advertisements. To obtain data that is representative of the demographic profile of the working population in Latvia, the sample was weighed based on gender and age. Out of 447 teleworking respondents included in our analysis, only 20.3% have mentioned that their employer had assessed the teleworking conditions (additional 8.1% reported partial assessment). Workers who have reported lack of risk assessment more often have health related complaints – e.g., pain longer than three days (26.9% with risk assessment versus 73.1% with no risk assessment), sore eyes (24.4% versus 75.6%) and anxiety (21.8% versus 78.2%) (p < 0.001 in all cases, except for pain). Increased incidence of occupational musculoskeletal diseases and burnout can be predicted in coming years in Latvia. Good practise examples should be gathered and promoted; guidelines for labour inspection should be developed in order to cover supervision of teleworking workplaces.


2017 ◽  
Author(s):  
Lauren M. Menger ◽  
Florencia Pezzutti ◽  
Andrew Ogle ◽  
Flor Amaya ◽  
John Rosecrance ◽  
...  

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