An Introduction To Connectors

Every house or office today is equipped with a multitude of connectors. Connectors are devices used for mating and de-mating electrical power connections.

Connectors are responsible for power transfers and information transfers among machines and people that are spread over different locations. This is usually a mechanical or optical coupling device that provides a demountable connection between two fibers or a fiber and a source or detector. This component connects conductors of one circuit with those of another circuit. It is used to provide rapid connection or disconnection mating with a personal computer board or another connector. A housing becomes a connector when it contains the specified number of contacts (with conductors) to make it functional.

A connector is different from a splice. A splice is a device that joins conducting or transmitting media permanently; it is used to join physical media that conduct or transmit power or a communication signal. Connectors join things temporarily, while splices are only done when wires are to be permanently joined.

Different electrical and electronic equipments have different set of wires and every wire has a different set of connectors. There are so many different types of connectors that it is often difficult to understand where it is to be fitted. Even worse, one may buy a replacement cable that simply has the wrong connectors. If the connectors don’t fit, it is often possible to just replace the connector rather then returning the entire piece of equipment. Advice from a good hardware installation expert is recommended while troubleshooting any issues pertaining to connectors.

When one buys a connector, one should enquire about its cost, its compatibility with other connectors, ease of use, the energy saving factor and the total number of connections possible. Connector technology is constantly expanding and laying new trends in the market and a buyer is advised to always check these trends prior to choosing a conductor for specific equipment.

An Introduction To Computer Desk Chairs

Common computer desk chairs are covered with leather or leather-like materials. This is because computers are usually used in rooms with cool temperatures. The use of leather x97 one of the sturdiest materials for covering anything x97 is therefore practical.

Most of these chairs can swivel or have wheels that allow for greater mobility. Computer and information technology professionals use these types of desk chairs to get them moving about their cubicles or work areas. They can check cables, power systems and servers without having to stand.

Other professionals like receptionists who use desktop computers may not need wheeled or swiveling chairs. Their work stations are normally designed to have them looking at all times at people coming through the office doors. A chair that is designed tastefully is needed in this situation.

Some computer desk chairs feature a detachable or foldable table for laptops. This contraption is convenient and practical for employees who would need to shift from his desktop computer to his laptop from time to time.

Depending on the computer desk, some chairs perch their sitters higher or lower. Internet cafxe9s, in an effort to offer privacy for their customers, have computer kiosks. The computer is placed within the kiosk and the monitor screen is tilted upwards. A user has to look down on the screen to read. The user’s neighbor will have great difficulty in sneaking a peek at his email. For these kiosks, chairs are raised to a height that will allow a seated person to look down on the monitor.

Other computer users like to tilt their head a little when looking at their monitors. To allow this, the computer desk chair must be lower than the table.

The different models of computer desk chairs in the market today attest to the growing need from consumers for more flexibility and comfort.

An Introduction to Chess Sets

Chess is a popular board game across the world. While many people are content to play chess on a regular board with plastic pieces, many players who truly love the game take pride in their unique chess sets.

There are many different kinds of chess sets to accommodate all chess players. Chess sets are made out of many different materials such as glass, ivory, marble, and wood. Some chess sets are especially small or have magnetic pieces, perfect for taking on trips and playing while traveling.

People have been playing chess for many centuries. No one knows for sure where or when it originated, but it is known that people in Persia, India, and China played chess in the Middle Ages. The game spread to the Middle East next, then to Spain and the rest of Europe. It is very likely that the game pieces were altered once the game spread through Europe to take on the forms that they currently have.

The different pieces in a chess set each represent parts of medieval life. The pawns represent peasants. Just as peasants were considered unimportant to people in power, pawns are the weakest pieces in the game of chess and are used primarily as sacrifices. The rooks, or castles, represent home and sanctuary. The knight represents soldiers, who, at the time, were held in high esteem, but not as much as the church or royal family. The bishops represent priests and are considered more valuable than knights. The queen is probably the most powerful piece on the board, but the king is the one that must be protected at all costs, or the game is lost.

Chess players at all skill levels marvel at the craftsmanship that goes into creating fine chess sets. It takes true artistry to create chess sets out of wood, stone and glass. Many chess sets are extremely rare and are valuable collector’s items.

An Introduction To Carpet Cleaning

Carpets add beauty to our living room and are comfortable to lie down or sit upon. Maintaining the cleanliness of carpets is essential for any home. Carpets need regular cleaning, as they tend to gather dirt very easily. They are much harder to clean than bare floors. Carpets collect animal fur and are easily stained by spilled drinks. Dust mites rapidly multiply within carpets and can cause allergies in people prone to asthma attacks.

Cleaning a carpet is an important process and also makes the room appear clean and fresh. Vacuuming a carpet is the best way to get rid of accumulated dirt. Dry-cleaning and steam cleaning are easy ways to remove any stains. It is important to clean up a spill immediately with a paper towel or rag. Soap, laundry detergent or other strong household cleaning agents are best avoided. A carpet can be kept in good condition if it is shampooed twice a year.

The method of cleaning a carpet depends on its fiber. Woolen, cotton and rayon carpets are cleaned using neutral detergents and should be dried quickly to avoid yellow stains. Excessive use of water could cause dampness and shrinking. Dry cleaning is the best way to clean silk carpets, and care is to be taken to not expose them to extremely high temperatures. Carpets made from plant fibers are best cleaned by the dry foam extraction method, where a detergent solution is whipped into foam and applied. A specially designed machine with reel-type brushes is used on the carpet, followed by wet vacuuming.

When cleaning a carpet at home, it is important to first vacuum and remove as much dirt as possible. Always use the recommended strength of cleaning solution. Overdose can cause severe damage to the carpet. Care must also be taken not to over-wet the carpet, which could cause discoloration and shrinkage. Carpets should be dried within 12 hours of wet cleaning, using fans, if necessary, though proper ventilation is usually enough.

An Introduction To Car Seat Covers

Car seat covers are essential upholstery for the car if one wishes to maintain their car in impeccable condition. These covers can be put over the seats and they protect the seats from undesirable external and internal elements of the car.

These covers are tailored to fit over the seats of the cars. They can be custom made to make a perfect fit. They are held in place by zippers or Velcro fasteners or buttons. Velcro fasteners are the most popular as they do not cause any discomfort to the person sitting on the seat. They can be made of cloth, leather or any synthetic material and are washable. Dustproof and stain-proof materials such as neoprene are selected to make better quality car seat covers.

Though some covers are custom designed to fit particular car seats, most of them available in the market are of standard sizes and can fit all types of seats in all kinds of vehicles. They are marginally cheaper than custom designed covers. Covers are made with a foam lining, which may be three to eight inches thick to provide added comfort for the person sitting on the seat. The foam lining also provides insulation to the person.

The basic function of car seat covers is to protect the seats from spoilage. Expensive seats of cars can be saved from animal marks, food marks, sweat stains, etc. by using car seat covers. Car seat covers are a small investment considering they protect precious car seats. It is necessary to wash car seat covers frequently especially after long drives and after the car has been kept in the garage for a long time with the covers on. While buying a car seat cover, it must be checked if the covers are easy to remove and put on so that they can be washed regularly.

Each car seat cover may cost about $30 to $70 depending on the finish and the material with which it has been made. Car seat covers are now available in several patterns and colors. It becomes aesthetically important to match the car seat cover with the rest of the interiors of the car. Car seat covers are today not just a matter of security, but also a matter of vehicle enhancement.

An Introduction To Billiards

Billiards has always been a family of games that is played on a table, with a cue stick. The cue stick is used to strike balls that move around on the table. There are different types of billiard ball games. In eight ball games and straight pool, 16 balls are used x96 15 are colored and one white ball or ‘cue’ ball. Object balls are numbered one through seven and are solid colored. Balls nine through 15 are white and have a colored stripe that matches a corresponding solid ball. The nine ball has a yellow stripe, the 10-ball has a blue stripe, etc. The eight ball is always black. Regulation balls measure 2 1/4 inches and weight about 5 1/2 to 6 ounces.

On of the easiest games to play is Three Cushion billiards. It is played on a table that has no pockets and is slightly larger than a pool table. Three Cushion billiards is played with three balls that are red, yellow and white. The object is to have the cue ball hit the two other balls on the table along with three or more rails.

Other games include the Straight Rail or Free Game. It requires the cue ball to hit only the two other balls in order to score a point. Balkline is another game like Straight Rail, but the table has lines that are 18′ from each rail that create nine boxes on the table. If a player makes one or two, depending on the game, Straight Rail billiards in a box and drive it across a line. Players try to make the ball come back into a box to continue playing. Three Cushion billiards is the most popular game of all billiard games played.

An Introduction to Bamboo Flooring

A little known fact: bamboo is technically not a tree at all, but a grass that includes over 1,000 species. Even without planting, bamboo naturally grows back, and it reaches maturity in only four to five years. These qualities make bamboo an excellent, forest-friendly source of wood for flooring.

Bamboo flooring may be new to North America but there are already several importers. Almost all bamboo imported to Canada and the United States is grown and manufactured in China though, it can be found in all of Southeast Asia.

Bamboo flooring is durable, and has a warmth and beauty that makes it especially desirable for flooring. Though there are many species of bamboo, only some are suitable for making flooring. Moso, for instance, is a common choice that reaches 40-50 feet high after just one year of growth. In another three years, the reeds are mature enough for harvesting. After harvesting, the bamboo is dried in the sun and then cut into strips that are shaped and planed. From these strips, bamboo flooring is made through a process of laminating and staining. The two main colors available for bamboo flooring are natural (a light woody color), and carbonized (an amber shade). There are also other color variations depending on the staining method.

Bamboo flooring has many remarkable qualities that make it equal to or better than many other “wood” flooring options. It is as hard as hard maple, and has been confirmed as harder and more stable than red oak. Maintenance for bamboo flooring is no different than for other pre-finished wood floor products — frequent sweeping or vacuuming, spray cleaners, and occasionally mopping. Environmentally, the impact on world forests would be dramatically lessened if bamboo flooring were more widely used.

When considering bamboo flooring, it is important to know that not all bamboo is equal. Nor is all bamboo processing equal. Some discount or wholesale companies are already selling immaturely cut bamboo for bamboo flooring. The result is low-quality, cheap bamboo flooring that won’t last. Timing is also important in processing bamboo. If it is not treated within three days after it has been cut, the bamboo can easily mold, making the resulting flooring look bland and dull. Be sure to confirm that the wholesaler you deal with is knowledgeable and can assure that their bamboo and processing methods are of high quality.

An Introduction To Autographs

To this day, autographs from famous personalities are held at great value. Because of the signature it bears, an item’s value can rise considerably depending on the popularity of the signer. A signed item is usually given a higher appraisal compared to the same item that is not signed. For instance, in East Asia, it is considered an honor to possess the autograph of a government official. In imperial China, an emperor’s autograph was so priceless that selling any item he autographed was considered a criminal offense.

In America and Europe, before the 1980’s, asking for a celebrity’s autograph was regarded as a child’s activity. However, the rising popularity of collecting autographs soon gave many memorabilia dealers the opportunity to conduct a very lucrative business.

Most sought-after autographs

Collectors from all over the world pay millions for signatures of political legends such as Napoleon Bonaparte, United States President George Washington, and Russian revolutionary martyr Leon Trotsky (murdered controversially in the 1940’s by assassins in Mexico City).

In the sports arena, the signature of baseball legend Babe Ruth is still among the most expensive autographs to this date. Just as pricey are autographs by ‘powerful’ women, from Queen Elizabeth of England (famous for putting a capital ‘R’ after her name) to Marilyn Monroe, who is the most popular sex symbol of the century.

Even the autographs of famous scientists are fetching thousands of dollars. The signature of Virgil “Gus” Grissom, considered a top space pioneer and Mercury 7 astronaut, is a collector’s item. The same reverence is given to autographs by Guglielmo Marconi, the respected Italian physicist who invented wireless communication.

Buying autographs

Make sure that the autograph you are buying comes with an internationally recognized certificate of authenticity. Autographs are very easy to fake x96buying from unscrupulous sources is like throwing away money. Be sure to only purchase from respected dealers with industry accreditation. They should have the approval of key organizations such as the Universal Autograph Collectors Club, the International Autograph Dealers Association, and the Manuscripts Society.

An Introduction To Asthma

Asthma is a respiratory disease that narrows the airways. The condition is usually caused by a person’s exposure to allergens, cold air, emotional stress or exercise. A person who suffers from the disease experiences wheezing, shortness of breath, tightening of the chest, and coughing. The disorder causes the airways to hyperactively produce mucus in reaction to various stimuli. The symptoms can be mild or life-threatening. Taking medications or changing one’s lifestyle can help control the problem.

Symptoms

When the problem of asthma arises, it is referred to as an asthma attack. Whenever a patient suffers from an attack, he displays a number of symptoms such as shortness of breath and wheezing. A cough, which may be accompanied by clear sputum, may also be present during the attack. Attacks usually come without warning. They may be accompanied by a pain in the chest and breathing becomes very difficult.

Whenever a person experiences an asthma attack, there is an alarming increase in heart rate. Audible lung sounds are heard through the stethoscope, too, caused by rapid breathing and an over-inflation of the chest. During an asthma attack, there is a tightening of the muscles in the respiratory area and the ribs, which causes the body to struggle for more air. The patient may even lose consciousness during this time

Diagnosis

The first step in diagnosing an asthmatic patient is to check on his medical history. Having a family history of asthma puts a person at high risk for asthma attacks as well. Testing someone with a peak flow meter, which measures the restriction of the airways, can determine if he is suffering from asthma. If a clear diagnosis cannot be determined through this test, a formal lung function test may be conducted.

An Introduction To Alzheimers

Alzheimer’s disease is a neurodegenerative disease. It is considered the primary reason why a person experiences dementia. Once a person is diagnosed to have Alzheimer’s disease, it is expected that he will experience progressive deterioration in intellect that will result in decline in his daily activity. The most significant of all the symptoms is loss in memory. Memory impairment starts with minor forgetfulness that progresses steadily, usually leading to what is called a stage of ‘second childhood.’ The memories retained usually are the older memories. As the disorder progresses, problems in the intellect continually spreads in range, affecting language, coordination of movements, recognition and decision-making abilities.

There are no actual tests that can be administered to a person who suffers from Alzheimer’s disease pre-mortem. The best way to find out if someone is suffering from the disorder is for the people closest to him to identify radical changes in behavior that may point to the possibility of Alzheimer’s.

Pathology

Doctors have discovered that there are changes in the brain found in a patient diagnosed with Alzheimer’s disease. The neuropathology or nerve cells do not function well and synapses are lost in important brain regions. Neurotransmitters like serotonin, acetylcholine, norepinephrine and somatostatin are present in below-normal levels, while glutamate levels are usually above normal.

Treatments

There is no known cure for a person who suffers from Alzheimer’s disease. The most that can be administered are inhibitors that can slow down the actual effects of the disease.

Vaccines

Vaccines are being developed to try to reverse the cause of Alzheimer’s disease in a patient. Animals injected with certain vaccines showed great progress, but once these were administered to human subjects, inflammation of the brain occurred. The vaccine tests were eventually stopped, but human test subjects’ conditions showed significant improvement.