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The Dangers of Exposure to Asbestos Before it was banned, asbestos was still used in a variety of commercial products. Studies have shown that exposure to asbestos can cause cancer as well as other health issues. You cannot tell by just looking at something if it is made up of asbestos. You cannot smell or taste it. Asbestos can only be identified when the material containing it is broken or drilled. Chrysotile At its peak, chrysotile made the majority of asbestos production. It was widely used in industries like construction insulation, fireproofing, and insulation. Unfortunately, if workers were exposed to this harmful substance, they could develop mesothelioma and other asbestos-related diseases. Since the 1960s, when mesothelioma first became a major concern asbestos use has been reduced significantly. However, trace amounts of it are still present in many of the products we use today. Chrysotile can be used safely in the event that a thorough safety and handling plan is in place. It has been proven that at the present exposure levels, there is no danger to those handling it. Lung cancer, lung fibrosis and mesothelioma have all been found to be strongly associated with breathing in airborne respirable fibres. This has been proven both for intensity (dose) as and the duration of exposure. In one study mortality rates were compared between a facility that primarily used Chrysotile in the production of friction materials and national death rates. It was found that, for 40 years of preparing chrysotile asbestos at low levels of exposure, there was no significant additional mortality in this factory. Chrysotile fibres are usually shorter than other types of asbestos. They can enter the lungs, and enter the bloodstream. This makes them much more prone to causing health consequences than longer fibres. When chrysotile gets mixed with cement, it's very difficult for the fibres to air-borne and pose any health risk. Fibre cement products are used in various parts of the world including hospitals and schools. Studies have shown that chrysotile's risk is lower to cause illness than amphibole asbestos, such as crocidolite and amosite. These amphibole varieties are the primary cause of mesothelioma, and other asbestos-related diseases. When cement and chrysotile mix and cured, a tough product is produced that is able to withstand extreme environmental hazards and weather conditions. It is also simple to clean after use. Asbestos fibers can be easily removed by a professional and then safely taken away. Amosite Asbestos is one of the groups of fibrous silicates that are found in a variety of rock formations. It is comprised of six main groups: amphibole, serpentine as well as tremolite, anthophyllite, and crocidolite (IARC 1973). Asbestos minerals are made up of thin, long fibres that vary in length from extremely fine to wide and straight to curled. boca raton asbestos lawyer are found in nature in bundles or individual fibrils. Asbestos is also found in powder form (talc), or mixed with other minerals to form talcum powder or vermiculite. They are used extensively as consumer products, including baby powder, cosmetics and facial powder. The greatest use of asbestos was in the first two-thirds of the 20th century when it was utilized in insulation, shipbuilding, fireproofing, and other construction materials. The majority of occupational exposures involved asbestos fibres that were borne in the air, but some workers were exposed vermiculite or talc that was contaminated as well as to fragments of asbestos-bearing rock (ATSDR 2001). Exposures varied from industry to industry, from era to and also from geographical location. The majority of asbestos exposures at work were due to inhalation, but some workers were also exposed by skin contact or by eating food contaminated with asbestos. Asbestos is now only found in the environment from natural weathering of mined ores and deterioration of contaminated products like insulation, car brakes, clutches, and floor and ceiling tiles. It is becoming apparent that non-commercial amphibole fibers could also be carcinogenic. They are not tightly woven like the fibrils found in amphibole or serpentine, they are loose as well as flexible and needle-like. These fibers can be found in the cliffs and mountains of several countries. Asbestos is absorbed into the environment mostly as airborne particles, but it also leaches into water and soil. This can be caused by natural (weathering and erosion of asbestos-bearing rocks) and the anthropogenic (disintegration and disposal of asbestos-containing materials in landfill sites) sources. Asbestos contamination of ground and surface water is typically a result of natural weathering, however it has also been caused by human activities such as mining and milling, demolition and dispersal of asbestos-containing materials, and the removal of contaminated dumping soil in landfills (ATSDR 2001). Exposure to asbestos-containing airborne fibres is still the primary cause of illness for people who are exposed to asbestos on a daily basis. Crocidolite Inhalation exposure to asbestos is the most frequent method by which people are exposed harmful fibres, which could be absorbed into the lungs and cause serious health issues. Mesothelioma and asbestosis as well as other diseases can be caused by asbestos fibres. The exposure to asbestos can happen in other ways, too, such as contact with contaminated clothing or materials. The risks of exposure are greater when crocidolite, the blue form of asbestos is involved. Crocidolite fibers are smaller and more fragile making them more palatable to breathe. They also can get deeper inside lung tissues. It has been linked to more mesothelioma cases than other types of asbestos. The six main types of asbestos are chrysotile amosite as well as epoxiemite. Tremolite is anthophyllite and actinolite. Amosite and chrysotile are the most frequently used types of asbestos and make up 95% of commercial asbestos currently used. The other four asbestos types are not as widespread, but they can still be present in older structures. They are less dangerous than amosite or chrysotile, but they can still be dangerous when combined with other minerals or when mined near other mineral deposits such as vermiculite and talc. Numerous studies have revealed an connection between exposure to asbestos and stomach cancer. A number of studies have confirmed that asbestos exposure is linked to stomach. The evidence is not conclusive. Some researchers have cited an SMR (standardized death ratio) of 1.5 (95 percent confidence interval: 0.7-3.6), for all asbestos workers, whereas others report an SMR of 1,24 (95 percent confidence interval: 0.76-2.5), for those who work in chrysotile mills and mines. IARC the International Agency for Research on Cancer has classified all kinds of asbestos carcinogenic. All kinds of asbestos may cause mesothelioma and other health problems, but the risk is dependent on how much exposure individuals are exposed to, the type of asbestos used as well as the length of their exposure and the way in the way that it is breathed in or consumed. IARC has declared that the best option for people is to avoid all types of asbestos. However, if someone has been exposed to asbestos in the past and suffer from a disease such as mesothelioma or other respiratory conditions, they should seek guidance from their GP or NHS 111. Amphibole Amphiboles are a grouping of minerals that may form prism-like and needle-like crystals. They are a type of inosilicate mineral composed of double chains of SiO4 molecules. They have a monoclinic system of crystals, but some have an orthorhombic structure. The general formula of an amphibole is A0-1B2C5T8O22(OH,F)2. The double chains comprise (Si, Al)O4 tetrahedrons linked together in rings of six tetrahedrons. Tetrahedrons may be separated by strips of octahedral sites. Amphibole minerals are prevalent in igneous and metamorphic rocks. They are typically dark and hard. They can be difficult to distinguish from pyroxenes since they share similar hardness and colors. They also share a corresponding the cleavage pattern. Their chemistry can allow for a range of compositions. The different amphibole mineral groups are identified by their chemical compositions and crystal structures. Amphibole asbestos consists of chrysotile, and the five types of asbestos amosite anthophyllite (crocidolite) amosite (actinolite) and amosite. Each type of asbestos has distinct characteristics. The most dangerous type of asbestos, crocidolite, is made up of sharp fibers that are simple to breathe into the lungs. Anthophyllite can be found in a brownish or yellowish color and is composed mostly of iron and magnesium. This type was used to make cement and insulation materials. Amphibole minerals are hard to study because of their complex chemical structures and many substitutions. A detailed analysis of the composition of amphibole minerals is a complex process that requires specialized techniques. EDS, WDS and XRD are the most commonly used methods of identifying amphiboles. These methods can only provide approximate identifications. For instance, these techniques can't distinguish between magnesio hornblende and hastingsite. Additionally, these techniques do not distinguish between ferro-hornblende or pargasite.