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How meat is processed

Processed meats are too dangerous for human consumption. Consumers should stop buying and eating all processed meat products for the rest of their lives.

Processed meats include bacon, sausage, hot dogs, sandwich meat, packaged ham, pepperoni, salami and virtually all red meat used in frozen prepared meals. They are usually manufactured with a carcinogenic ingredient known as sodium nitrite. This is used as a color fixer by meat companies to turn packaged meats a bright red color so they look fresh. Unfortunately, sodium nitrite also results in the formation of cancer-causing nitrosamines in the human body. And this leads to a sharp increase in cancer risk for those who eat them. meat processing, preparation of meat for human consumption. Meat is the common term used to describe the edible portion of animal tissues and any processed or manufactured products prepared from these tissues. Meats are often classified by the type of animal from which they are taken. Red meat refers to the meat taken from mammals; white meat refers to the meat taken from fowl; seafood refers to the meat taken from fish and shellfish; and game refers to meat taken from animals that are not commonly domesticated. Meat that has been processed gets plenty of bad press linking it to cancer, heart disease and obesity. Y! Lifestyle investigates what meats fall into this category and why they’re so bad for you

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How Advertising is conducted

Many small and large organizations have invested and benefited greatly from pay per click services. The ads that are personalized to the user’s interests use this model, and if required, can also provide them based on locality. A PPC advertising company provides these services to businesses, but the special part is the ads are never paid for unless an individual actually clicks them. People can effortlessly ignore traditional style advertisements, and this makes the organization push to place the ads in more relevant places to acquire more clicks. Before going into various advertising methods, it is important to comprehend the reason search engines are becoming so integrated into our online lives. One of the key innovations in search engine technology was brought in when Google first launched; Google did away with just matching sites by amounts of keywords. Instead, they sort their results using many techniques, such as by how many people check out the website and using raters to go through queries and sort them manually. They also have their own personal advertisement company which anonymously stores customer data to tailor advertisements particularly to an individual. This goes as far as other sites that use their advertising so the results appear in both the search engine and partnered websites. These techniques of the search engine as well as many others have spawned advertising companies that are able to take full advantage of the search engine’s special methodology.

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How waste is recycled

There are many ways by which the recycling of wastes must be done. It includes the use of paper which can be recycled, old newspapersand magazines are used by mills. They are used to make new papers. The agricultural waste of certain crops like jute, coconut, sugarcane, stems of rice is used to make paper. The hard wood can be prepared by the use of paddy husk. The forests, crop refuses and corn cobs are of great value to the humans. The wastes of fruits and vegetables in many crores rupees are wasted in India per year. It can be used in the fermentation. It leads to the formation of organic acid which plays a vital role in the fermentation. It is not edible and is treated as a waste. But it can be of great use as manure. It can be edible also and is used as a fodder. The process of fermentation also releases a gas which is used as a source of energy. The seeds of forests and trees are also wasted in our country. It includes the sal, mahua and neem mainly. These play a major role in the pollution. They are rich in the oil which is edible. It is also helped to make oil cake which can act as a manure and fodder. The compost is a type of manure which is mainly the organic waste of town. In this the sludge is obtained from the primary treatment in which sewage is passed through the screens and settling tanks. They remove the solid and organic matter along with the coarse matter which involves the sand and grit. It does not alter the population of pathogens and minerals. They are decomposed in the open area. It can act as manure after half a year. The minerals are also added to it so that the compost is enriched. The organic wastes of farm house including the cow dung are used to make gobar gas plant. They make gas along with the enrich manure. The thermal plant generates electricity and sludge is mixed with the coal which helps in making the fuel which generates power.

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How sunlight is used to generate power

Most solar energy is collected through photovoltaic cells, typically made of silicon that acts as a semiconductor. The sun's rays contain heat and radiation. When the rays hit the surface of the silicon cells, they cause a release of electrons that roam freely.
The cells are designed to channel these roaming electrons into an electric field that flows in one specific direction, making it a current. Metal contacts on the top and bottom of the cells allows the electricity to be used externally. Most photovoltaic cells can create 22 percent of the energy absorbed for external use. this electricity must be transformed into a usable current before application. Inverters boxes convert solar electricity from direct current (DC) to alternating current (AC). These inverters can be wired into the traditional electrical wiring of a home or commercial building so that solar energy can be directly connected.

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How a sculpture is cast Making sculpture from life has as many variations as there are body parts (this article uses the hand as an example). Variations will be driven by container size and will effect material measurements. There are many materials you can use to pour your final sculpture. Garden cast is used here. First, think about what you want to express and decide which hand shape will express that for you. Second, make a container the size of your hand out of cardboard or foam core. Third, Mix derma gel mold material to pour into your mold. Measure 3 cups derma gel into a Ziploc bag. Measure 4 1/2 cups water in a bowl, Pour water into the Ziploc bag with the derma gel, Mix until smooth -- work quickly, it gets firm in 4 minutes or so, Pour derma gel into your container 1/2 inch from the surface. Fourth, Put your hand in the mold, and keep it as still as possible. After about 5 minutes (when derma gel is firm), release hand slowly by wiggling your fingers and separating the mold edge from your hand. Fifth, cut off any unnecessary material that wrapped around your fingers. There should be no severe undercuts. If there are you will be digging derma gel out with a tooth pick from your final sculpture. Sixth, clean your mess with water. Seventh, Prepare clean bowls and water for Garden cast. Eight, Mix Garden cast Sift 1 1/2 cups sand 2 1/2 cups Garden cast into 3/4 cup water. You are aiming for very grainy pancake batter, Add 1 Tbsp of concrete colorant, Use a wire whisk or drill attachment or hand to mix, let it rest for about 5 minutes. Ninth, Pour Garden cast into the shallowest place in the mold, usually the palm. Let the liquid do the work. Tenth, Fill until covered and wait about 10 minutes. Eleventh, Insert hardware and sign your piece. Keep an eye on firmness. You want the hardware to sink in but not disappear; one minute it is like quicksand and the next it can get too hard to put your hardware in. twelve, Scrape your signature into the Garden cast. Thirteenth, Wait until it is hard -- at least an hour or over night. Fourteenth, Strip away container and derma gel surrounding your hand and behold your glorious hand sculpture. Fifteenth, Chase away any imperfections with a butter knife.

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How a lie detector works

For more than 15 years, Robert Hansen led a double life. In one life he was a 25-year veteran with the Federal Bureau of Investigation (FBI) who had access to some of the nation's most-classified information. In his other life, he allegedly was spying for the Russian government. Hansen’s deception was finally discovered, and in February 2001 he was arrested and later pled guilty to 15 espionage-related charges. Spies are probably the world's best liars, because they have to be, but most of us practice deception on some level in our daily lives, even if it's just telling a friend that his horrible haircut "doesn't look that bad."
People tell lies and deceive others for many reasons. Most often, lying is a defense mechanism used to avoid trouble with the law, bosses or authority figures. Sometimes, you can tell when someone's lying, but other times it may not be so easy. Polygraphs, commonly called "lie detectors," are instruments that monitor a person's physiological reactions. These instruments do not, as their nickname suggests, detect lies. They can only detect whether deceptive behavior is being displayed.

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How a microphone amplifies sound

Microphones are a type of transducer - a device which converts energy from one form to another. Microphones convert acoustical energy (sound waves) into electrical energy. Different types of microphone have different ways of converting energy but they all share one thing in common: The diaphragm. This is a thin piece of material (such as paper, plastic or aluminum) which vibrates when it is struck by sound waves. In a typical hand-held mic like the one below, the diaphragm is located in the head of the microphone. When the diaphragm vibrates, it causes other components in the microphone to vibrate. These vibrations are converted into an electrical current which becomes the audio signal. At the other end of the audio chain, the loudspeaker is also a transducer - it converts the electrical energy back into acoustical energy.

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How twins are formed

Fraternal (Non-identical) twins are formed when two egg cells are fertilized; each egg by a different sperm so that two embryos are formed. Fraternal twins can be of the same or opposite sex and they don't have to look at all alike. Identical twins are formed when one egg after being fertilized by one sperm, divides into two halves. The two halves are genetically identical. Identical twins are usually of the same sex. Conjoined (Siamese) twins are formed exactly like identical twins, but during the split, the embryo does not separate completely to form two separate babies and the twins develop attached to one another.

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How cigarette smoking affects the lungs Smoking has a detrimental effect on various organs on the body, but none are more directly affected than the lungs. After all, this is where all the smoke goes in soon after you take a puff. If you’ve been wondering how cigarette smoke can affect your lungs. The smoke that you inhale travels through your windpipe (trachea), down the bronchiole tubes, and into the air sacks (alveoli) within the lungs. This is where the regeneration of oxygen within our system takes place. The effects of smoking work in disturbing the balance that is maintained within the lungs; tar starts to deposit on the bronchiole tubes, and nicotine works in constricting the blood vessels. The lungs do work in trying to get rid of this toxic build up by pushing up tar and other constituents up the bronchiole pipe, and this travels further up the trachea. This is what comes out in the form of phlegm. However, not all the build up manages to come out in this manner. Since the nicotine works in paralysing the cilia within the lungs, the lungs find it harder to expel the tar. While the cilium does get better after an all night’s absence of cigarette smoke, habitual smoking can cause permanent damage to the cilia.
Chemicals such as hydrogen cyanide that are found in cigarette smoke attack the lining of the bronchial passage, and this can lead to ‘smokers cough’ as well as inflammation of the bronchi. Since the bronchi are weak, smokers are also more prone to getting bronchial infections. You would also be prone to chronic coughing because of the impaired mucus secretion. Cigarette smoking has been recognised as a significant cause of COPD. Commonly referred to as emphysema and chronic bronchitis, these are actually two different conditions. While each of these conditions can occur alone, they can also occur concurrently. What this condition essentially results in is the blockage of air flow in and out of the lungs. In excess of 75% deaths due to COPD are attributed to smoking, and COPD is amongst the top ten causes of death in Australia (men & women). Lung cancer is the leading cause of cancer deaths in men and women alike. While it accounts for over 30% cancer related deaths in men, it accounts for over 25% of those in women. Additionally, existing or ex-smokers make up for around 90% of all lung cancer patients.

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How muscles work

Muscles are the "engine" that your body uses to propel itself. Although they work differently than a car engine or an electric motor, muscles do the same thing -- they turn energy into motion. It would be impossible for you to do anything without your muscles. Absolutely everything that you conceive of with your brain is expressed as muscular motion. The only ways for you to express an idea are with the muscles of your larynx, mouth and tongue (spoken words), with the muscles of your fingers (written words or "talking with your hands") or with the skeletal muscles (body language, dancing, running, building or fighting, to name a few). Because muscles are so crucial to any animal, they are incredibly sophisticated. They are efficient at turning fuel into motion, they are long-lasting, they are self-healing and they are able to grow stronger with practice. They do everything from allowing you to walk to keeping your blood flowing!

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How volcanoes are formed

Frightening, mysterious, unpredictable, and immensely destructive, volcanoes have been intriguing people since time immemorial. In the ancient times, people had all sorts of myths with regards to volcanoes and their formation. The Greeks thought that when Hephaestus, their God of fire and metalworking, made weapons for the Gods in his workshop located under the surface of the Earth, his constant acts of heating and striking the metals, made the Earth to erupt. On the other hand, the Hawaiians believed that volcanic eruptions resulted from the rage of their fire Goddess Pele, who punished them by breaking the Earth open by striking it hard with her stick. Today, however, lot of scientific researches has taken place with regards to this natural phenomenon, and we have a substantial amount of information about how and why the volcanoes are formed.