Fra skoleanordninger til Den Store Skolekommission
Denne afhandling, der er udformet som en artikelsamling, har til formål at beskrive og analysere forandringerne i dansk uddannelsestænkning i perioden ...
The Didactics of History and Educational Policy in Denmark - SDUnet9 års skolegang mellemskoleeksamen, og allerede i 1956 var andelen vokset til 40%. Det medførte, at eleverne blev delt efter 5.klasse, og folkeskolens ... North Santa Barbara County Crystalline Silica StudyCauses serious eye irritation. Suspected of causing cancer. May damage fertility or the unborn child. Causes damage to organs through prolonged or repeated ... silicon and bone health - r. jugdaohsingh - Siliqasilica toxicity in rats to humans. However, there is residual uncertainty regarding the relative pulmonary clearance of low silica loads in ... MATERIAL SAFETY DATA SHEETThe uses for both of these ingredients have greatly increased since the original safety assessments were finalized: in 2009, Silica was ... Unclassified ENV/JM/MONO(2016)23 - OECDwas subsequently expanded to include evaluations of carcinogenic risks associated with exposures to complex mixtures, life-sty1e factors and bio10gical ... Safety Data Sheet Section 1: Identification of the Substance/Mixture ...Description of the substance: Quartz (SiO2). Hazardous ingredients: This product contains more than 10% respirable quartz, which is classified ... Short Term Exposure Limit for Respirable Crystalline SilicaTCEQ Response: Although the TD does not necessarily agree with ACC's comments that amorphous silica at current exposure levels shows no evidence of toxicity, ... Amended Safety Assessment of Silica and Silicates as Used in ...Samples were analyzed for. pH, electrical conductivity (EC), total dissolved solids (TDS) and dissolved silica (DSi). Total depth (TD) of the wells and static ... iarc monographsSilicosis is a debilitating lung disease, believed to be caused by the inhalation of crystalline silica. Despite the control of exposures in more recent ... Arizona-Staub ARIZ TD compliant with ISO 12103-1In summary, our study provides evidence that a chronic expo- sure to fg-SiO2, a common food additive in the human diet, can disrupt intestinal ... Texas Commission on Environmental Quality (TCEQ) Responses to... HUMANS. Silica and Sorne Silicates. VOLUME 42. This publication represents the views and expert opinions of an IARC W orking Group on the. iarc monographsRecent epidemiologic studies demonstrate that workers have a significant risk of developing chronic silicosis when they are exposed to respirable crystalline ...
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