Final Essay Amalgam Vs. Composite; Which one is the better of the two? There are two types of dental fillings that most people know about‚ the amalgam also known as those big silver fillings‚ which seem to be not the prettiest looking ones in your mouth. Or the other choice is the composite also known as tooth-colored fillings‚ which you can’t even tell they are in there. The most common known that has been used for over one hundred and fifty years is the amalgam. The newest craze
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The Case Against Mercury Amalgam The August issue of “Nature” a high end science journal printed an article with the following information. RNA polymerase chain elongation is stopped by mercury chloride. RNA polymerase contain a sulfahydral active center which is inhibited by mercury. This means that copies of RNA will not be created and this will limit the amount of certain proteins and enzymes available during critical times in development and growth. http://www.youtube.com/watch
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“Mercury is used in dental fillings and can cause people to get sick. Tests show mercury levels can be detected in the mouth and so everyone should get their fillings replaced.” This urban legend is partially true in the sense that mercury is used to create the structure used in dental fillings‚ however there is a debate on whether or not this practice‚ which has been used in dental restoration since 1816 when Auguste Taveau developed the dental amalgam from silver coins and mercury is dangerous
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In poetry many elements are used to bring life to a literary work. Some of these include style‚ structure‚ imagery‚ diction‚ and allusion. In Elizabeth Bishop’s poem‚ Filling Station‚ the author uses them skillfully to create meaning in a story that otherwise would be banal. Her usage of expressive details supports the writing which helps the reader to imagine what the author is describing. Her style also appeals to the readers emotions and imagination to draw them into her harsh reality. One
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Dental amalgam Sandra Bērziņa Definitions Amalgam: alloy of mercury with one or more other metals Amalgam alloy: alloy which combines with mercury to form amalgam Dental amalgam alloy: alloy that is combined with mercury to form amalgam used for dental purposes Dental amalgam • Dental amalgam has been the most widely used material for the restoration of posterior teeth due to: – High strength and durability – Ease of use – Good physical characteristics • However‚ its use
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Composite filling: Dental composite resins are types of synthetic resins which are used in dentistry as restorative material or adhesives. Synthetic resins evolved as restorative materials since they were insoluble‚ aesthetic‚ and insensitive to dehydration and were inexpensive. Unlike Amalgam which essentially just fills a hole and requires retention features to hold the filling‚ composite cavity restorations when used with dentin and enamel bonding techniques restore the tooth back to near its
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The composite or white fillings offer various advantages over amalgam. The majority of today’s patients will choose white fillings over silver. The reason for that is the mercury in the amalgam is often viewed as potentially toxic and cause sensitivity. Depending on which tissue it settles in‚ it will differ from one person to another. The suggested answer is that mercury from fillings doesn ’t cause a specific disease. It causes poisoning‚ and a very small number of people are allergic to metals
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waterlines originated from waste of dental amalgam which is used for filling tooth that contains mercury. Since the account of local mercury discharge limits‚ dental facilities these days were required to install amalgam separators to limit the release of mercury into the public owned sewer system. Without dental amalgam separators‚ the excess amalgam waste containing mercury will be released to the sewers through the drains in the dental offices. Amalgam separators contain a proprietary resin that
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dentists use various different materials and methods to fill cavities. Yet‚ the oldest and perhaps most effective is dental amalgam. Dental (silver) amalgam has been used in various dental applications for more than a century. In fact‚ the first written record of amalgam being used in dental applications is 1528 .Yet‚ it is still a very commonly used material today. Amalgam was first made by melting down Spanish or Mexican coins and mixing them with mercury . When it cooled and settled into the
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There are images of people in the poem – the family. ‘Father wears a dirty‚ oil-soaked monkey suit that cuts him under the arms…’ • There are images of setting in the poem. ‘Filling Station… Oh‚ but it is dirty!’ • There are sarcastic images in the poem. ‘Be careful with that match!…’ 1. What images of the filling station stand out after your first reading of the poem? 2. Is the poet a character in the
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