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Everyday Uses of Calcium Chloride
Calcium chloride is a versatile, high-production-volume chemical, with production in North America alone totaling more than a million tons per year. With a variety of uses, both consumer and...
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What Is Fluorescence?
Fluorescence is the emission of light from a compound (fluorophore), which initially absorbs photons. Frequently observed fluorescence is the blue glow at the surface of tonic water exposed to...
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What Scientific Instruments Are Used to Measure Volume?
The scientific instruments that measure the volume of a gas, liquid, or solid are called volumeters. They include graduated cylinders, syringes, beakers, and volumenometers. These instruments range...
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How Do Light Filters Work?
Light filters work by removing or passing wavelength bands ranging in size, from hundreds of nanometers to a single wavelength. Basically, the filter material --be it glass, gel, plastic or some other...
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What Is Olefin?
Carbon possesses the nearly unique ability to bond to other atoms of its own kind. Since these compounds are often related to life processes, they are called organic compounds. There are two general...
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What Is Serum Starvation & Apoptosis?
Many living cells are programmed to die at a certain point in their lifespan. Apoptosis, or programmed cell death, is preset by biology and genetics, but some scientists say it can be affected by a...
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What Is the Meaning of a Ph Scale?
A pH scale offers a measurement of how acidic or basic a solution is, which is determined by its concentration of hydrogen ions. The pH scale ranges from zero to 14. Solutions with a pH under seven are...
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Solutions to Prevent Global Warming
According to National Geographic, scientists estimate that eventually the earth may heat up by as little as 2.5 degrees or as much as 10 degrees depending on the choices we make now. By making better...
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How Is Wind Turned into Electricity?
Originally, windmills were connected to a series of gears that transferred the wind's energy into massive millstones to pulverize grains into flour and other products. Modern wind turbines convert the...
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How to Compare Density
Being able to compare density is an important skill that chemists employ when they are making medications as well as other products used on a regular basis. Density is the mass of an object per cubic...
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How Is Cardboard Manufactured?
Cardboard is inexpensive to make, which makes it an ideal way to package and ship products. Other uses include furniture, and even prefab houses. The long, strong fibers used to make cardboard enable...
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Ideas for Kid Inventions
Encouraging kids to invent new things or invent improvements to existing inventions not only improves their self-esteem, it helps boost their creativity, their visualization skills and their ability to...
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The Purpose of Scientific Research
Scientists conduct research in order to find out the answers to a wide variety of questions. For example, some scientists study how natural phenomena occur or how different organisms interact with...
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What Makes the Wheels Move on a Car?
The key component in making car wheels move (and ultimately drive the car) is the internal combustion engine. Most cars in use today burn gasoline to power the engine, which in turn moves the car. The...
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Why Do Stamps Have Perforated Edges?
Stamps have remained largely unchanged since their creation, although the methods by which they have been manufactured and bonded to envelopes have gone through several transitions. The classical...
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Electrical Conductivity Facts
Atoms are the building blocks of matter. They are composed of a small heavy nucleus with a positive electrical charge, surrounded by electrons, tiny particles carrying a negative electrical charge....
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Computers for the Handicapped
Disabled people can often feel as if they are prisoners, trapped in their homes or even in their own bodies. The personal computer can open up a new window on the world for disabled people using new...
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Ideas for Kids' Inventions and Patents
Kids are inventing more than ever, and they're coming up with some great ideas and even getting patents for their inventions. Inventing is creative and entertaining. A child doesn't have to be a genius...
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