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Riser
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Computers in the Classroom
The rise of computer technology in classrooms over the past decade has produced both positive and negative effects. As computers have become more advanced and accessible, they have been implemented as an educational tool in a variety of ways. In order to maximize the ......
1052 
Hazel
Troubleshooting the Milking Machine
Preventing Milk Extractor Malfunctions
Milk extractors are used in a variety of agricultural and dairy applications and are often touted for their efficiency and ease of use. Unfortunately, due to their heavy-duty design and multitude of moving parts, extractors are prone to malfunctioning and ca......
Copper 饾
Copper is widely considered to be a very precious metal, but its use stretches back for thousands of years. Ancient civilizations prized copper for its malleability, ductility, and ability to be easily shaped into art objects. Copper was also believed to have magical and spiritual properties.
Th......
Spherical ink
History of Ink
Humans have been writing and leaving marks since the beginning of civilization, and the earliest records of ink date back over five thousand years ago. Ancient Sumerians and Egyptians used vines, leaves and bark to create inks for their purposes. The ancient Egyptians were the firs......
alum stone
The Alchemist
Life is full of surprises for young Santiago, the protagonist in Paulo Coelhos novel, The Alchemist. An Andalusian shepherd boy, Santiago went on a journey across North Africa and Europe looking for his Personal Legend— facing numerous obstacles along the way. The story serves as a......
Extraction of vanadium from vanadinite
Vanadium-bearing Phosphate Rock Mined for Fertilizer
Vanadium-bearing phosphate rock is a well-known mineral resource used for many commercial applications in the fertilizer and chemical industries. The principal use of vanadium-bearing phosphate rock is for fertilizer production and includes the ......
francium
Topic: The Role of Technology in Education
Technology is rapidly changing the way that students learn and how teachers teach. By unlocking new opportunities, educators are utilizing technology to transform the learning experience in meaningful ways. As instructional practices and technologies co......
silicon
Silicon
Silicon is a chemical element with the symbol Si and atomic number 14. It is a hard, brittle crystalline solid with a blue-grey metallic lustre, and is a tetravalent metalloid and semiconductor. It is a member of group 14 in the periodic table: carbon is above it; and germanium, tin, and ......
Turkey
Turkey
Turkey is a transcontinental nation located in both Europe and Asia. It is situated in the Anatolian region of West Asia and Southeast Europe, bordered by eight countries including Syria and Iraq, and the Aegean, Mediterranean and Black Seas. This unique geographical positioning has made i......
Chicago Exchange Group
The
Chicago Mercantile Exchange Group is an American financial and commodity markets company. Founded in 1898, it is currently the worlds largest futures and derivatives exchange. It offers trading in a wide range of products, including equity indices, interest rate products, agricultural commod......
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