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Quarrying is the process of extracting stone from a quarry, where specialized techniques are employed to remove large blocks of stone safely and efficiently. This process can involve controlled explosions or more precision-oriented methods such as cutting and drilling.
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Deleterious substances in aggregates can be detrimental to the quality and durability of concrete. These substances include organic impurities like loam, which interfere with cement hydration and are usually present in the sand. These prevent a good bond between aggregate and cement paste. Organic impurities can be detected using the colorimetric test, where the darkness of a solution after agitation indicates the level of organic content.
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Related Experiment Video

Updated: Oct 6, 2025

Establishing a Silicosis Rat Model via Exposure of Whole-Body to Respirable Silica
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Artificial Stone Silicosis: Need for Improved Controls.

Rachael M Jones1

  • 1Department of Family and Preventive Medicine, Spencer Fox Eccles School of Medicine, University of Utah, Salt Lake City, UT, USA.

Annals of Work Exposures and Health
|January 17, 2022
PubMed
Summary
This summary is machine-generated.

Silicosis is a fast-progressing lung disease affecting young artificial stone workers. High crystalline silica exposure during fabrication and installation is linked to severe respiratory issues.

Keywords:
engineered stoneengineering controlsstonemasonstotal worker health

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Area of Science:

  • Occupational Health
  • Environmental Science
  • Pulmonary Medicine

Background:

  • Silicosis is an emerging occupational disease in young artificial stone workers.
  • Artificial stone fabrication involves high crystalline silica exposure.
  • Dry cutting and finishing tasks pose significant respiratory risks.

Purpose of the Study:

  • To highlight the rapid progression of silicosis in young artificial stone workers.
  • To emphasize the link between crystalline silica exposure and adverse respiratory outcomes.
  • To call for improved control strategies in artificial stone work.

Main Methods:

  • Review of recent research on crystalline silica exposure in artificial stone fabrication.
  • Analysis of exposure intensity and duration in relation to respiratory outcomes.
  • Assessment of challenges in implementing control strategies.

Main Results:

  • High crystalline silica exposures are prevalent during artificial stone fabrication and installation.
  • Exposure intensity and duration are associated with increased risk of adverse respiratory outcomes.
  • Specific tasks like dry cutting present the highest exposure risks.

Conclusions:

  • Artificial stone workers face a high risk of rapidly progressing silicosis.
  • Effective control strategies are crucial to mitigate occupational exposure.
  • Addressing the unique challenges of artificial stone work is necessary for worker protection.