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  2. Silicon dioxide - Wikipedia

    en.wikipedia.org/wiki/Silicon_dioxide

    Silica ingested orally is essentially nontoxic, with an LD 50 of 5000 mg/kg (5 g/kg). [22] A 2008 study following subjects for 15 years found that higher levels of silica in water appeared to decrease the risk of dementia. An increase of 10 mg/day of silica in drinking water was associated with a reduced risk of dementia of 11%. [70]

  3. Silicosis - Wikipedia

    en.wikipedia.org/wiki/Silicosis

    These have been mandated by legislation, such as The Pottery (Health and Welfare) Special Regulations 1950. [29] [30] The Health and Safety Executive in the UK has produced guidelines on controlling exposure to respirable crystalline silica in potteries, and the British Ceramics Federation provide, as a free download, a guidance booklet.

  4. Quartz countertops linked to deadly lung disease in workers ...

    www.aol.com/news/quartz-countertops-linked...

    On a national level, the Occupational Safety and Health Administration already requires fabrication shops to use “dust controls” to limit workers’ exposure to silica dust, such as saws with ...

  5. California workers died of a preventable disease. The threat ...

    www.aol.com/news/california-workers-died...

    The grinding and sanding of synthetic engineered stone exposes workers to high levels of lung-scarring silica. Experts say the health risk should have been clear long before workers began falling ill.

  6. Health effects of coal ash - Wikipedia

    en.wikipedia.org/wiki/Health_effects_of_coal_ash

    Silica: When silica is inhaled from coal ash dust, fetal lung disease or silicosis can develop. [4] Furthermore, chronic exposure of silica can cause lung cancer. [ 4 ] In addition, exposure to silica over a period of time can cause loss of appetite, poor oxygen circulation, breathing complications and fever.

  7. Chemical hazard - Wikipedia

    en.wikipedia.org/wiki/Chemical_hazard

    The use of personal protective equipment may substantially reduce the risk of adverse health effects from contact with hazardous materials. [2] Long-term exposure to chemical hazards such as silica dust, engine exhausts, tobacco smoke, and lead (among others) have been shown to increase risk of heart disease, stroke, and high blood pressure. [3]

  8. Environmental hazard - Wikipedia

    en.wikipedia.org/wiki/Environmental_hazard

    Exposure to these substances can result in health effects such as skin irritation, respiratory problems, organ damage, neurological effects, and cancer. [4] Physical hazards are factors within the environment that can harm the body without necessarily touching it. They include a wide range of environmental factors such as noise, vibration ...

  9. Toxic injury - Wikipedia

    en.wikipedia.org/wiki/Toxic_injury

    A toxic injury is a type of injury resulting from exposure to a toxin.Toxic injuries can manifest as teratogenic effects, respiratory effects, gastrointestinal effects, cardiovascular effects, hepatic effects, renal effects, neurological effects, or a combination thereof.