Composite material

Orthodontic treatment is valuable during this time among the patient as an important way of correcting teeth alignment. It is considered as an art as well as science. This unique technology combines both science and art in the field of orthodontic dentistry. By using different types of braces thousands of mouths have been saved from prolonged discomfort. However, there are so many people who don't have clear knowledge about what is orthodontics. It is also important to know what makes an…

the above questions is yes, then you need not worry anymore because you can always opt for the porcelain dental veneers with the help of Van Nuys Dentist. Porcelain dental veneers are thin shells made up of the naturally looking porcelain or composite materials that are bonded onto the outer surface of the front teeth. You can opt for veneers if you want to improve the shape, color and the position of your teeth. If you have teeth discoloration and want to white teeth or your tooth is chipped…

Advancement in Radiation Protection: Non-Lead Apron People are exposed to radiation every day just by being alive on this earth. One receives approximately 3,000 µSv of ubiquitous background radiation a year, which means approximately 8.2 µSv per day (Howerton, Iannucci, 2012). This is known as background radiation and is caused by terrestrial, cosmic, and naturally occurring radon. On the other hand, during radiographic examination some degree of biological damage does occur during exposure,…

Paper Mache What is papier mache? Papier mache is a composite material usually including pieces of paper or pulp, sometimes reinforced some sort of textile, and held together by an adhesive. There are two main ways to make papier mache. The first and simplest way is to tear strips of paper and glue them down over your mold. The second way is obtained by soaking the paper or boiling it in hot water, creating a material known as paper pulp, to which then glue or adhesive is added. With either…

this instrument could be played by this woman for the purpose of elegy on funeral ceremony of occupant of the tomb. The bull’s head [Figure 02-07] was constructed with precious material such as gold, silver and lapis lazuli. The length of the head is 14’’ (35.5cm) and the total length of the lyre is 55 ½’’ (140cm). The material used is too rare to find, so artificer used gold foil to cover the…

“This is by far the worst water quality we’ve ever seen in our sailing careers,” said Ivan Bulaja, a coach for an Austrian team training at Guanabara Bay in Rio de Janeiro, where the 2016 Olympics will be held. The waters are polluted with sewage, dead fish, and trash, posing a serious threat to athletes training or competing there. Kristina Mena, a professor of public health, is an expert in water quality, and conducted a risk test for athletes competing in the waters Rio, assuming they would…

pulp chamber of teeth. This case report is about the presentation of dens evaginatus in mandibular premolars bilaterally, among them tooth 44 was associated with chronic apical periodontitis. Fractured tubercle of three premolars were sealed with composite resin. Root canal treatment was performed with tooth 44. Routine endodontic treatment did not result in remission of infection. Therefore, culture and sensitivity tests were performed to identify the cause and modify treatment plan…

maintenance of the structure. Topics discussed in the articles include, but are not limited to, changes in the business model for green construction, environmental impacts vs. social consideration, obstacles for sustainable construction, and green material successfulness. Based on research findings, sustainable construction has many positive outcomes;…

Introduction It will be asserted in this essay that despite the differences in style, construction methodologies and functions the Parthenon and Pantheon are united in their primary purpose: as symbols of Imperial glory and the achievements of the elite rulers of the Ancient Greek and Roman cultures, men such as Pericles, Agrippa and Hadrian. Both structures have the appearance of being worshipful and pious tributes to the Gods of the time; but both are actually more celebrations of secular…

then gold is. [2] Amalgam has been used for many years and is still used today. During the civil war silver, tin, mercury fillings were mostly used. This material was placed where the gold couldn’t fit also. Amalgam when set is hard and last many years but turns teeth black because it is oxidized in the mouth. [1] Temporary filling materials were made of zinc chloride and zinc oxide known as oxy-chloride of zinc. Amalgam is a mixture of mercury with one or more other metals. Many dental…