silicon dioxide

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Related to Crystalline silica: Amorphous silica

silicon

 [sil´ĭ-kon]
a chemical element, atomic number 14, atomic weight 28.086, symbol Si. (See Appendix 6.)
silicon dioxide silica.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

sil·i·ca

(sil'i-kă),
The chief constituent of sand, hence of glass.
[Mod. L. fr. L. silex (silic-), flint]
Farlex Partner Medical Dictionary © Farlex 2012

silicon dioxide

n.
Silica.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

sil·i·ca

(sil'i-kă)
The chief constituent of sand, hence of glass.
Synonym(s): silicon dioxide.
[Mod. L. fr. L. silex (silic-), flint]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

sil·i·ca

(sil'i-kă)
The chief constituent of sand, hence of glass.
Synonym(s): silicon dioxide.
[Mod. L. fr. L. silex (silic-), flint]
Medical Dictionary for the Dental Professions © Farlex 2012
References in periodicals archive ?
([section])([section]) In a 2012 report from Israel, a 2014 report from Spain, and a 2015 report from the United States, silicosis has been documented among workers exposed to respirable crystalline silica dust during the fabrication and installation of quartz-containing engineered stone products used primarily for kitchen and bathroom countertops (4,7,8).
If crystalline silica is present, make sure that the area is clearly marked and that warning signs indicate the potential hazard so that workers are aware.
Crystalline silica is found in seven forms (polymorphisms) [National Institute for Occupational Safety and Health (NIOSH) 2002; U.S.
workers are exposed to respirable crystalline silica in a variety of industries and occupations, including construction, sandblasting and mining, according to the NIOSH.
The high potential for exposure to respirable crystalline silica prompted a requirement that all heavy-equipment operators wear half-faced respirators during earth-disturbing activities until those activities were adequately characterized or until control measures proved effective.
Manufacturer representatives from Bosch, 3M and Milwaukee Tool will be available to answer any additional questions regarding product solutions addressing OSHA's Crystalline Silica Standard.
The National Stone, Sand and Gravel Association (NSSGA) and the aggregates industry are committed to the prevention of adverse health effects associated with the inhalation of crystalline silica, but the prevailing opinion is that the rule, which MSHA is destined to replicate, is regulatory overkill.
B Readers also recorded the presence of r-type radiographic opacities (rounded opacities, 4-10mm in diameter), which have been associated with inhalation of crystalline silica, a common exposure in mining (6).
The Occupational Safety and Health Administration (OSHA) has been sitting on rulemakings having to do with crystalline silica and construction confined spaces, plodding slowly along safe in the knowledge that a Republican-controlled Congress was perfectly happy with the lack of progress.
CERTAIN construction, building materials and related transport workers are to be protected from breathing potentially hazardous crystalline silica dust by a novel voluntary health and safety agreement between European Union (EU) employer and employee organisations.
Portland cement contains silica, and respirable crystalline silica, created when cutting or drilling through cement, has been implicated in silicosis-related death and disease among construction workers.
* Chronic exposure to crystalline silica dusts can impair pulmonary removal of particulates, resulting in silicosis.