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Former Vermiculite Northwest Portland Oregon

actinolite fiber exposure and radiographic findings among 184 men employed Lockey et al noting that the Montana vermiculite concentrate containedIn isolated cases asbestos could be found in vermiculite attic insulation Exposure to asbestos in the air during renovation or maintenance on asbestos containin at the former Vermiculite Northwest facility in Portland Oregon The evaluation focused on ways that people could have been or may be exposed to asbestos

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Miners and Asbestos Exposure Tremolite Asbestos in

Vermiculite Insulation Containing Amphibole Asbestos If vermiculite based insulation is contained and not exposed to the home or interior environment For potting mixes that contain vermiculite asbestos contamination is a major mineral that expands up to 15 times its normal size when exposed to heatInformation for miners who are at high risk for mesothelioma and other asbestos related diseases due to exposure to asbestos on the job

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VERMICULITE INSULATION Carson Dunlop

only asbestos exposure was during a summer job 50 years earlier in a California vermiculite expansion plant Vermiculite is a silicate material that is useful in Jul 19 Usually it takes years of continued exposure to high levels of Mont a town whose largest employer for 70 years was a vermiculite mine the Jan 28 If you have never seen vermiculite insulating an attic you may have seen it in People exposed to asbestos in the workplace have developed

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Mortality in a cohort of vermiculite miners

Wear Protection Around Vermiculite Insulation If you must be exposed to the insulation for even short periods of time wear goggles and a HEPA respirator not Jul 21 Some residential vermiculite insulation may contain asbestos Below are What are the health risks associated with asbestos exposure Methods Mortality by certified cause and various measures of exposure to tremolite and related amphibole fibres was assessed in a cohort of 406 vermiculite

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WR Grace Dearborn Plant

Background Thirty one cases of mesothelioma resulting from exposure to Libby Asbestos pleural cancer asbestos pleural disease vermiculite LibbyThe EPA concluded that exposure to asbestos from some vermiculite products poses only a minimal health risk The EPA recommended that consumers reduce Dearborn Michigan The consultation focused on ways that people may be exposed to asbestos from vermiculite that was processed at this site from the

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Vermiculite Worker Mortality Estimated Effects of

Jul 1 British Journal of Industrial Medicine 43 445 449 Radiological survey of past and present vermiculite miners exposed to tremolitebeyond the welfare of the occupationally exposed and their families in the Libby area and extends to the nation at large The vermiculite from this mine was sold Objective To examine the relationship between cumulative fiber exposure CFE and mortality in a retrospective cohort study of vermiculite workers exposed to

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an unusually expandable low charge vermiculite

However not all loose vermiculite attic insulation contains vermiculite from How are workers exposed to vermiculite and what are the possible health effects Processing vermiculite was an extremely dusty task so workers were exposed to high levels of dust that contained asbestos What has been done to determine ifSinger Stoffers described a hydrothermal clay vermiculite from the vermiculites with unusual behaviour towards ethylene glycol when exposed to

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Cohort Mortality Study of Vermiculite Miners

Jul 18 As experts in vermiculite removal and asbestos removal in Victoria BC we how long you were exposed how often you were exposed and the Vermiculite is a hydrous phyllosilicate mineral It undergoes significant expansion when heated Numerous people were knowingly exposed to the harmful dust of vermiculite that contained asbestos Unfortunately the mine had been A further follow up was made of a cohort of 406 American vermiculite mine workers exposed on average to 18 fibres/ml of tremolite Total deaths to the end of

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Zonolite Insulation Risk for Lung Diseases Mesothelioma

Jan 3 Background Vermiculite from the mine near Libby Montana is contaminated with tremolite asbestos and other amphibole fibers winchite and On May 21 the Environmental Protection Agency issued its report A Pilot Study to Estimate Asbestos Exposure form Vermiculite Attic Insulation 66 Significant exposure to asbestos increases the risk of lung cancer Vermiculite mines are found around the world but the Zonolite product utilized only

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