نتایج جستجو برای: printing workers
تعداد نتایج: 143505 فیلتر نتایج به سال:
This paper examines the work to control colour in graphic design and printing focusing on the reasons why practitioners do not implement ‘colour managed’ (CM) workflows. CM workflows should allow for successful transfer and reproduction of colour information from e.g. computer to print. However, the technical requirements – in terms of equipment ‘set-up’ and knowledge – prove to be beyond most ...
Inkjet Printing of MXene/MnO2 Composite Films In article number 2101453, Dong Wen, Guobing Ying, Xiang Wang, and co-workers present an inkjet printing strategy flexible high-performance composite film electrodes for new generation supercapacitive applications. This provides a low-cost, large-area manufacturing route different MXene-based materials, is expected to promote the development utiliza...
OBJECTIVES To to study the risk of cancer, particularly of lung cancer and bladder cancer, among workers in the printing industry according to different occupations. METHODS This is a population based retrospective cohort study. The cohort comprised 1332 men and 426 women employed in the printing industry in Iceland according to a published union registry. A computerised file of the cohort wa...
The authors of this text present their views on the use 3D printing technologies and consider various options for using a printer in simulation center training medical workers.
Controlling the occurrence of defects is a major challenge for manufacturing organizations that are seeking to enhance their competitive position in today’s global market. This paper considers the process of screen-printing T-shirts using hydraulic and pneumatic printing machines. Several defects in the output of this printing process have been observed, especially with multi colors printing as...
Objectives. The main objective of this study was to assess the chromium exposure levels in printing workers. The study evaluated the airborne, serum, and urinary chromium levels and determines any correlation between level of chromium in specimen and airborne chromium levels. Material and Methods. A cross-sectional study was conducted with 75 exposed and 75 matched nonexposed subjects. Air brea...
OBJECTIVES A cholangiocarcinoma outbreak among workers of an offset color proof-printing department in a printing company was recently reported. It is important to understand the clinical course leading to occupational cholangiocarcinoma development for investigation of the carcinogenesis process and for surveillance and early detection. We evaluated the changes in laboratory test results and d...
Exposure to toluene vapour enhances hepatic microsomal enzyme function in animals as assessed by the metabolism of the test drug antipyrine. Thirty six printing trade workers with long term occupational exposure to a mixture of organic solvents and 39 matched controls were randomly allocated into four groups. Eighteen printers and 21 controls were exposed to 100 ppm of toluene during 6.5 hours ...
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