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The Dangers of Exposure to Asbestos Asbestos was used in a variety of commercial products prior to when it was banned. Research suggests that exposure to asbestos can cause cancer and other health issues. It is difficult to tell by looking at a thing if it contains asbestos. You cannot smell or taste it. Asbestos can only be identified when materials containing it are broken or drilled. Chrysotile At its height, chrysotile comprised up 99% of the asbestos production. It was used in many industries including construction insulation, fireproofing, and insulation. In the event that workers were exposed to this harmful material, they may develop mesothelioma, as well as other asbestos-related diseases. Fortunately, the use this toxic mineral has decreased dramatically since mesothelioma awareness began to increase in the 1960's. However, trace amounts remain in many of the products we use today. Chrysotile is safe to use in the event that a thorough safety and handling plan is put into place. Personnel handling chrysotile aren't exposed to an undue amount of risk based on the current safe exposure levels. Lung fibrosis, lung cancer and mesothelioma are all associated with breathing in airborne respirable fibres. This has been confirmed for both intensity (dose) and the duration of exposure. In one study mortality rates were compared among a factory that used a large proportion of Chrysotile in the production of friction materials and the national death rate. It was discovered that, for 40 years of preparing asbestos chrysotile at a low level of exposure there was no significant extra mortality in the factory. Chrysotile fibres tend to be shorter than other forms of asbestos. They are able to enter the lungs, and then pass through the bloodstream. This makes them more prone to causing health effects than fibres with longer lengths. When chrysotile mixes with cement, it's extremely difficult for the fibres to be airborne and cause health hazards. Fibre cement products are widely used in a variety of locations around the world, including schools and hospitals. Research has revealed that chrysotile's risk is lower to cause disease than amphibole asbestos, like crocidolite and amosite. These amphibole types have been the primary cause of mesothelioma and other asbestos-related illnesses. When cement and chrysotile mix, a durable and flexible material is created that can withstand extreme environmental hazards and weather conditions. It is also easy to clean after use. Asbestos fibres can easily be removed by a professional and safely disposed of. Amosite Asbestos refers to a set of silicate mineral fibrous that occur naturally in certain types of rock formations. It is comprised of six main groups: amphibole, serpentine as well as tremolite, anthophyllite, and crocidolite (IARC 1973). ventura asbestos law firm comprise thin, long fibers that range in length from fine to broad. They can also be curled or straight. They are found in nature as individual fibrils or as bundles with splaying ends called fibril matrix. Asbestos minerals can be found as a powder (talc) or mixed with other minerals and sold as talcum powder and vermiculite that are widely used in consumer products such as baby powder cosmetics, face powder and baby powder. The most extensive use of asbestos was in the first two-thirds of the 20th century, when it was used in insulation, shipbuilding, fireproofing, and other construction materials. Most occupational exposures were to asbestos fibres borne by air, but some workers were exposed contaminated vermiculite or talc and to pieces of asbestos-bearing rocks (ATSDR 2001). Exposures varied from industry industry, era to era and also from geographical location. Most asbestos exposures that workers were exposed to was because of inhalation, but some workers were also exposed through skin contact or by eating food contaminated with asbestos. Asbestos can be found in the the natural weathering of mined ore and the degradation of contaminated products like insulation, car brakes, clutches as well as ceiling and floor tiles. It is becoming evident that non-commercial amphibole fibers could also be carcinogenic. These fibers aren't tightly weaved like the fibrils in serpentine and amphibole, but are instead loose, flexible, and needle-like. These fibers are found in the mountain sandstones, cliffs and sandstones in a variety of countries. Asbestos is absorbed into the environment mostly as airborne particles, but it can also leach into soil and water. This occurs both from natural (weathering and erosion of asbestos-bearing rocks) and human-caused (disintegration and disposal of asbestos-containing wastes in landfill sites) sources. Asbestos contamination of surface and ground water is largely associated with natural weathering, but it has also been caused by anthropogenic activities such as mining and milling, demolition and dispersal of asbestos-containing materials and the disposal of contaminated soils for disposal in landfills (ATSDR, 2001). Airborne asbestos fibres are the main cause of illness in people who are exposed to it during their work. Crocidolite Inhalation exposure to asbestos is the most common way people are exposed dangerous fibres, which can then enter the lungs and cause serious health issues. Mesothelioma and asbestosis as well as other diseases are caused by asbestos fibres. The exposure to asbestos fibres could be triggered in other ways, including contact with contaminated clothing or building materials. This type of exposure is particularly dangerous when crocidolite (the blue form of asbestos) is involved. Crocidolite fibers are thinner and more fragile and therefore easier to breathe in. They can also be lodged deeper into lung tissues. It has been associated with more mesothelioma cancer cases than other types of asbestos. The six major types are chrysotile as well as amosite. Chrysotile and amosite are among the most commonly used forms of asbestos and account for 95% of the commercial asbestos in use. The other four types of asbestos haven't been as extensively used however they can be found in older buildings. They are less harmful than chrysotile and amosite, but they may pose a danger when combined with other asbestos minerals or mined close to other naturally occurring mineral deposits, like vermiculite or talc. Many studies have discovered an association between exposure to asbestos and stomach cancer. Several studies have found a link between asbestos exposure and stomach. However, the evidence is contradictory. Some researchers have reported an SMR (standardized death ratio) of 1.5 (95 percent confidence interval: 0.7-3.6), for all asbestos workers. However, others report an SMR of 1,24 (95 percent confidence interval: 0.76-2.5), for those who work in chrysotile mines or chrysotile mills. The International Agency for Research on Cancer (IARC) has classified all asbestos types as carcinogenic. All kinds of asbestos can cause mesothelioma or other health issues, however the risks vary according to the amount of exposure that individuals are exposed to, the type of asbestos involved and the duration of their exposure, and the manner in which it is breathed in or ingested. IARC has stated that the best choice for people is to avoid all types of asbestos. If you've been exposed in the past to asbestos and suffer from a respiratory illness or mesothelioma condition, then you should seek advice from your physician or NHS111. Amphibole Amphibole is a class of minerals that form long prism or needlelike crystals. They are a type of inosilicate mineral that is composed of two chains of SiO4 molecules. They have a monoclinic system of crystals, but certain crystals have an orthorhombic form. The general formula of an amphibole is A0-1B2C5T8O22(OH,F)2. The double chains are composed of (Si, Al)O4 tetrahedrons linked together by tetrahedron rings made of six. Tetrahedrons may be separated by strips of octahedral site. Amphibole minerals are prevalent in metamorphic and igneous rocks. They are usually dark-colored and tough. They are sometimes difficult to differentiate from pyroxenes because they have similar hardness and colors. They also share a similar pattern of cleavage. Their chemistry allows for a variety of compositions. The different mineral groups within amphibole are identified by their chemical compositions as well as crystal structures. Amphibole asbestos comprises chrysotile and the five types of asbestos: amosite anthophyllite (crocidolite) amosite (actinolite) and amosite. Each type of asbestos has distinct characteristics. The most dangerous form of asbestos, crocidolite is composed of sharp fibers that are simple to breathe into the lung. Anthophyllite can range from yellow to brown in color and is made up of iron and magnesium. This kind of stone was used to create cement and insulation materials. Amphibole minerals are challenging to analyze because they have a complex chemical structures and a variety of substitutions. Therefore, a detailed analysis of their composition requires specialized methods. The most widely used methods for identifying amphiboles is EDS, WDS, and XRD. These methods are only able to provide approximate identifications. For instance, these methods are unable to distinguish between magnesio-hastingsite from magnesio-hornblende. Additionally, these techniques do not distinguish between ferro-hornblende as well as pargasite.