Asbestos Study Guide Test Rated A+.

Asbestos Study Guide Test Rated A+. Asbestos is generic term used for any of the 6 types of naturally occurring mineral fibers. - correct answer How is the word "asbestos" used in the industry? All asbestos minerals fibers contain silicate with varying proportions of magnesium, iron, calcium, aluminum, sodium and other trace elements. - correct answer What elements are found in asbestos? Asbestos was strong, durable, and non-combustible - correct answer What general properties does asbestos have that made them better than other products? Serpentine and Amphibole - correct answer What two mineralogical groups is asbestos fibers classified into? Fibers in the serpentine group have a sheet or layered structure and curly fibers - correct answer Describe the fibers found in the first type asbestos group Chrysotile fibers are long, wavy and flexible. It is classified under serpentine. Approx. 95% of all asbestos used was chrysotile. It is still used in 90% of the asbestos application. - correct answer Describe "chrysotile" fibers and how commonly they were used Amphibole fibers are straight and have a chainlike structure. The five are: Crocidolite Amosite Anthophyllite Tremolite Actinolite - correct answer Describe amphibole fibers and the five types that were available Amosite and Crocidolite Amosite "brown asbestos" fibers are short, straight, and brittle Crocidolie "blue asbestos" fibers are long, straight, and brittle. This type concidered the mosth lethal of all asbestos types. - correct answer What two amphibole group fibers had significant commercial use? What is the difference between the two of them? Asbstos is mined in places like russia, china, zimbabwe, kazakhstan, and south africa. The last mine in canada was in quebec which closed down in 2011 - correct answer How is asbestos produced? they resist: burning even at high temps. breaking corrosion biological and are very flexible. - correct answer What specific properties make asbestos so useful? Its friability - correct answer What main factor will determine ASM will be handled? Acoustic or thermal insulation on structural steel, hotels, and resturants. It was widely used until the 1970s. - correct answer What applications did friabable sprayed products have? Asbestosis Lung canancer (aka "Bronchogenic carcinoma") Mesothelioms (cancer of the membrane lining the outside of the lungs) - correct answer What are the three main catagoires of diseases that can develop from asbestos fibers?