The Biochar Blog

Indoor air pollution – is it a problem? Everyone knows about air pollution affecting urban areas and industrial regions. Mexico City and Southeast Asia have hit the headlines. But wherever there are cities and industry there is pollution, from industrial effluents and the omnipresent automobile.

But indoors? The fact is that indoor air can be one hundred times more polluted than outdoor air. As the majority of people spend up to 90% of their time indoors, this is a cause for concern.

“Sick building syndrome” is a phenomenon which emerged in the 1970s when, to conserve energy as well as to provide a more comfortable draught-free environment, many naturally ventilated buildings were superceded by airtight air-conditioned buildings. It is used to describe a situation in which a substantial proportion of a building’s occupants report a number of symptoms while occupying that building. It is estimated that as many as one third of U.S. buildings suffer from sick building syndrome. Symptoms experienced by people vary as widely as drowsiness, lethargy, nausea, headaches, nosebleeds, dizziness and respiratory problems.

What are the sources of indoor air pollution? Tobacco smoke is a major culprit, with its lethal cocktail of toxic chemicals. Insulation, synthetic fabrics, treated wood and carpets,

especially when new, release potentially harmful chemicals, such as formaldehyde, into the air. When this air is recycled indefinitely, high concentration levels can be reached. Printers and copiers emit toxic gases. Then there are chemicals used in the manufacture of computers, especially those added to VDUs as fire retardants, which emit high levels of pollutants when new. Even cleaning solvents make their contribution to the pollution. In some cases, prolonged exposure to this mixture can cause chemical sensitivities which may be difficult to cure.

How can indoor air pollution be dealt with? Potted plants can improve room air quality. They reduce levels of carbon dioxide and increase oxygen levels. Among the most effective are spider plants, rubber plants and yucca. Plants can even be used to monitor pollution. Plants can wither from pollutants before people start to sicken from them.

Regular maintenance of air conditioning systems is essential in centrally-controlled air-conditioned buildings. This should include coil, fins and filters for the equipment to function effectively. The most important maintenance task is cleaning or replacement of filters. Not only do clogged, dirty filters block normal air flow, but also can directly reduce the effective working life of the equipment. Not to be overlooked is the correct

installation of air-conditioning systems in the first place. Air intake ducts need to be properly located. If they are placed in polluted areas, the system will actually bring polluted air into the building.

For further information on filter media for air conditioning systems, please visit http://www.irema.com

It is a privilege of a writer to be able to write on the internet. Criticism is an essentially important tool for the growth and development for a writer. It is important for one to know what their strengths and weaknesses are, what modifications and changes are required in the writing.

If one’s article is receiving a number of comments, whether negative or positive, it shows that the readers are interested in his works and are actively participating in its improvement. They are a magnet for more readers by tittle-tattle and widen the expanded subsistence of the article through the commenting system. Thus the intention and tenor of the comments matters. For example, a wide-ranging condemnation of the point of view stated in the piece may deteriorate the popularity of the writer. The makeup and content value also influences how long the conversation of the article remains alive. When composing and compiling an article, a writer should write as if he himself was the reader. Write according to what the readers would be interested in. The writer should write according to words and punctuations that are of the reader’s choice. It is essential for a writer to write what is fresh and new to the reader, what the reader wants to read. It is essential to know the background of the targeted reader, the sort of educational and understanding level that they have is to be known before writing. This helps in attracting more readers and will help in staying politically correct and hence contribute towards the quality of comments to be received in through the comment system. When a writer wants to receive views on a specific part of the article, through the commenting system he should be thorough and well researched in that particular field; the content should be definite and have concrete proofs to back it. On line comments system has enabled a lot of people to freely express their views and comments to the writer. The ever changing character of the Internet and the secrecy it provides helps users contribute more self-assuredly on activities such as commenting without any sort of fear. In other words, people who are usually shy and reserved and do not speak up in person may find it easy to put across ideas and opinion online. On the down side, this sort of commenting system also tends to attract the malicious lot, or people who just do not agree with what the writer has written, or some of their sentiments have been hurt by the conflicting content of the article. This results to negative commenting and the start of a sort of weird conversation between the reader and the writer; these may get really prolonged and nasty at times. This sort of comments system functioning is known as Flame.

These flame messages can be helpful to the optimistic writer. Critism should be taken enthusiastically;

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Did you know such as thing as “carbon fiber” existed? Have you any idea what carbon fiber is? Carbon fiber has been rising in popularity within the sports vehicle community. Manufacturers are employing it to make anything from carbon fiber hoods, to fenders, and even some interior pieces. Many consumers know and enjoy these products while simultaneously having no knowledge of what carbon fiber actually is. This article will discuss how carbon fiber was invited, what it can do, and the ways it is utilized.

Carbon fiber was first chiefly used by the aerospace and military arenas. At the time, carbon fiber was extremely expensive to produce so that is why only these two industries could afford it. It was only in recent years the production of carbon fiber hoods became more cost-efficient, which lowers the price while simultaneously augments its popularity. That’s why so many people can now afford to get a carbon fiber hood.

There are two procedures you can use to make carbon fiber for those oh-so-popular carbon fiber hoods. They are called “wet lay-up” and the “impregnated lay-up” processes. The “wet” requires less labor and less money. People who make their own carbon fiber normally favor this procedure. Dry fibers are fitted into molds and then resin is poured over the fibers. How much resin one uses depends on what one desires in thickness. If the resin isn’t distributed evenly, the carbon fiber outcome won’t be as strength-effective because certain portions have inconsistent resin amounts.

Pre-impregnated is much better in that it produces better quality results. The fibers are impregnated with resin before they are rolled onto spools and then into a freezer. Once frozen the curing process is cut off. Afterwards, the spools are put into a vacuum bag compaction before receiving oven treatment where the resin will become solid (solid resin means glass).

Car manufacturers started using carbon fiber during the 1970s. In 1977, Ford made a whole car entirely out of carbon fiber materials. During the 1990s, GM put out a concept car with carbon fiber hoods whose mileage was about 100 mpg. Carbon fiber cars allow for better performance vehicles which is why the industry is definitely paying attention to this material.

Since the cost of carbon fiber is currently very cheap, the industry is putting a lot of efforts into experimenting with it to produce new carbon fiber hoods and other carbon fiber products.

So the next time you’re thinking about buying carbon fiber hoods or any other carbon fiber item, you’re now educated to discern good quality carbon fiber so you know what your money is paying for.

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Air pollution effects greatly human health, mainly the respiratory and cardiovascular system. The individual reactions to air pollutants vary depending on the type of agent to which people are exposed, the degree of exposure and health conditions, and genetic factor of the person. Air pollutants can cause variety of effects on health, ranging from biochemical and physiological changes to breathing difficulties, cough, and aggravation of respiratory and cardiac disorders. It left untreated, those medical conditions may result in hospitalizations and even premature death.

Effects of air pollution on human Respiratory system

The quality of the Air we breathe affects the quality of our health. Air quality has an impact on the health of our lungs and the entire respiratory system. In addition to oxygen, the air contains other substances such as pollutants, which can be harmful to health. The inhalation of those pollutants may have harmful effects on the lungs and other organs of the body. The respiratory system is particularly sensitive to air pollutants because it is made up of a mucous membrane covering its internal surface. The lungs are designed to absorb large amounts of air (400 million liters on average over a lifetime) in close contact with the bloodstream and facilitate the transport of oxygen.

The cells of the lung tissue can be damaged by air pollutants such as ozone, metals and free radicals. Ozone can cause damage to the alveoli – air sac in the lungs where exchange of oxygen and carbon dioxide is produced. More specifically, the airway tissues, which contain a large number of bioactivation enzymes, can transform organic pollutants into reactive metabolites, which can cause lung injuries, neurobehavioral disorders, and cancers possibly including breast cancer.

Effects of air pollution on human cardiovascular system

Air pollutants, once inhaled, are absorbed by the blood and transported to the heart. A wide range of chemical and biological substances can directly affect the cardiovascular system and lead to structural damages, such as necrosis degenerative and inflammatory reactions. Some pollutants may also affect contractility of the heart. If these functional changes are sufficiently serious, they can cause fatal arrhythmias.

The changes in the organic systems may also have effects on the endocrine system. Some cytokines released by other inflamed organs (due to air pollutants) may also produce negative effects on the cardio-vascular, including the reduction of the mechanical performance and metabolic efficiency of the heart and blood vessels.

What can you do?

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The detailed study of expertise of Translation needs more concentration because it makes path of global interaction more trouble-free and offers a tremendous opportunity to endure socio-cultural survey of a range of languages and their literature. It also pays a possibility to set up some kind of importance that it can establish in the field of Literacy criticism and in the area of study in a great deal.

The area of study and Literacy criticism is completely included in the field of translation. Translation Studies in one piece can be integrated as a vital genus in the sphere of influence of Literary Criticism. As we know translation is a sculpture that makes a peer into the field of language associated, culture associated and literacy associated diversity of a source language. Therefore, translation reveals the real meaning and minutiae of the writing of that particular language that has translated.

Translation has a significant role to play just because of the wide era of Indian studies. It is also important because of the multi lingual and florist culture of natural history of our country. We can come across the wealthy heritage of India as one united source and consider proud of our cultural birthright just because of this translation.

The significance of translation as a versatile and a multidimensional commotion and its global importance as a social and cultural link between countries those have flourished over the decades. The members of different location over the world need to maintain their contact properly with the communities those are residing at the different parts of the world. Globalization makes interaction of different countries through translation in a more convenient way. It also enhances the chance of better interaction of the single individuals globally. In order to provide this requirement translation has turned into a significant commotion that satisfies person’s communal and nationalized needs.

It can clearly be seen that the importance and application of translation in our day to day life is multidimensional and widespread.  Just because of translation we distinguish about all the improvements in communities and technology and keep side by side the most modern discoveries in the range of era of awareness. We can provide the information of the diverse events those have taken place in the world to the text of numerous languages all the way through translation.