A bead is a small decorative piece that is used for creating necklaces, bracelets and an assortment of decorative gowns/ attire. They can be found in a multitude of sizes (1mm- 1cm) and have adorned the human body for thousands of years as jewelry – the oldest dating back 100,000 years. The artistic appeal of…
Hemp, also known as Cannabis sativa, marijuana, grass, and by many other names, has not been a legal commercial crop in the United States for almost sixty years. As common two centuries ago as cotton is today, hemp is not seen on the market. As many groups fight for hemp to become legalized as a…
Ritalin (Methylphenidate) is a mild CNS stimulant. In medicine, Ritalin’s primary use is treatment of Attention Deficit /Hyperactive Disorder (ADHD). The mode of action in humans is not completely understood, but Ritalin presumably activates the arousal system of the brain stem and the cortex to produce its stimulant effect. Recently, the frequency of diagnosis for…
While many drugs speed up or depress the central nervous system, there is a class of drugs that distorts how we feel, hear, see, smell, taste, and think. Called hallucinogens because users often hallucinate, or experience nonexistent sensations, these drugs are also known as psychedelic, or mind-bending, drugs. Some hallucinogens come from natural sources; others…
Nobody knows the exact origins of vinegar, but there are many stories and beliefs surrounding this strange liquid.(Oster 3) The Roman Army was recorded to have mixed vinegar with water to make a sort of Gatorade for the soldiers. In the eighteenth and nineteenth century United States, similar drinks known as “shrubs” or “switchels” were…
Locations Large deposits of Uranium in the U.S are found in New Mexico, Colorado, Texas, Utah, and Wyoming. Most of Canada’s Uranium comes from the province of Saskatchewan. There is a lot of Uranium in the oceans but we do not have the technology to mine it at a cheap cost. Mining When uranium is…
ALLEGORY, pronounced AL uh gawr ee, is a story with more than one meaning. Most allegories have moral or religious meanings. Famous allegories include the fables attributed to Aesop, an ancient Greek writer. Aesop’s fables seem to describe the adventures of animals and human beings. But the author actually wanted to teach his readers something…
A Chinese medical technique; acupuncture is a medicine originating in the orient over four-thousand years ago. Used primarily for pain relief, but also in curing disease and general health improvement. Oriental Medicine views (illness and pain) as an imbalance of one’s energy. With Acupuncture the energetic balance can be restored, thus helping the body to…
Conductivity is the ability of a substance to carry electricity. Some substances like copper, aluminum, silver and gold do it very well. They are called conductors. Others conduct electricity partially and they are called semi-conductors. The concept of electric transmission is very simple to understand. The wire that conducts the electric current is made of…
The invention of the water turbine was so successful that eventually, the idea came about for extracting power from steam. Steam has one great advantage over water-it expands in volume with tremendous velocity. To be the most effective, a steam turbine must run at a very high speed. No wheel made can revolve at any…
Chromium is a very hard, brittle, gray metal, which is sometimes referred to as Siberian red lead. It does not rust easily and becomes shiny and bright when it is polished. The shiny trim on our automobile bumpers and door handles is usually electroplated chromium. Most chromium comes from something called chromite which is a…
A plant exists that is so strong that it can be grown without requiring chemicals in almost every part of the world. Many have touted this plant as a possible way in which to wean society from its dependence on fossil fuels for energy and the need to log forests for pulp, paper and wood. …
is element number 54 on the periodic table of the elements. It has a mass of roughly 131 atomic mass units. There are 77 neutrons and 54 protons in the nucleus of the atom. The symbol for xenon is Xe and it belongs to the family of elements called the noble gases. It is called…
Tin’s discoverer is unknown but one thing is known. Tin has been used and discovered by the ancients. Tin was an accidental discovery. Tin has been around for many years. Proof is in the fact that tin is mentioned in the old testament of the bible. Tin had a great effect on the world because…
Antihistamines are drugs that block the action of histamine. Histamine, also known as histamine phosphate, an amine (beta-imidazolyl-ethylamine, ergamine, or ergotidime) that is a normal constituent of almost all animal body cells. Histamine is also found in small quantities in ergot and purified meat products and is produced synthetically for medicinal purposes. In the body,…
Sulfonamides, the chemical name for sulfa drugs were the first chemical compounds to provide safe and effective treatment to most common bacterial infections. Before the use of penicillin after the mid 1940’s, Sulfa drugs played a major role in antibacterial treatment which resulted in a sharp decrease in deaths due to such bacterial infections. In…
Acetylsalicylic acid, commonly known as aspirin is one of the most widely used analgesics in the world”. Used by Ancient Greeks and Native Americans it was used to reduce fever and pain and could also be used as an anti-inflammatory agent. It interferes with tissue contractions of the prostaglandin’s which are chemicals involved in the…
Carbon, an element discovered before history itself, is one of the most abundant elements in the universe. It can be found in the sun, the stars, comets, and the atmospheres of most planets. There are close to ten million known carbon compounds, many thousands of which are vital to the basis of life itself (WWW…
It is atomic number 81. It has 81 protons and electrons and 123 neutrons. Thallium has a mass of 204.3833 atomic mass units. Its symbol is Tl. It resides in Group IIIA of the periodic table. That is the aluminum family. Thallium has a bluish color after exposure to the air. It is a very…
Atomic Number: 43 Atomic Symbol: Tc Atomic Weight: (97) Electron Configuration: -18-13-2 Element 43 was predicted on the basis of the periodic table, and was erroneously reported as having been discovered in 1925, at which time it was named masurium. The element was actually discovered by Perrier and Segrein Italy in 1937. It was found…