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Zinc Chloride Definition Zinc chloride (ZnCl2) is a white, water-soluble crystalline compound used as a wood preservative, as a soldering flux, and for a variety…

Coccyx Definition Coccyx is a small triangular bone at the base of the spine in humans and apes. It is composed of several fused vertebrae.…

Calculating the Area of a Triangle The area of a triangle can be found by multiplying the base times the one-half the height. To find…

Hydrochloric Acid Definition Hydrochloric acid is a solution of hydrogen chloride in water, forming a very strong, poisonous, corrosive acid with a sharp odor. It…

About Sacrum Definition Sacrum is a triangular bone at the base of the spine, above the coccyx (tailbone) that forms the rear section of the…

Hydrogen Chloride Definition Hydrogen chloride is a colorless, corrosive, suffocating gas used in making plastics and in many industrial processes. When mixed with water, it…

Zinc Sulfide Definition Zinc sulfide is transparent and white in color. It is usually produced from waste materials, and it is also a by-product of…

Spinal Nerve Definition Spinal nerve is any of the nerves that arise in pairs from the spinal cord and form an important part of the…

Halogen Definition Halogens (or halogen elements) are any of a group of five nonmetallic elements with similar properties. The halogens are fluorine, chlorine, bromine, iodine,…

Fluorine Definition Fluorine is a pale-yellow, poisonous, gaseous element of the halogen group. It is highly corrosive and is used to separate certain isotopes of…

About Zinc Definition Zinc is a shiny, bluish-white metallic element that is brittle at room temperature but is malleable when heated. It is a mineral…

About Brachial Plexus Definition Brachial plexus is formed by the union of portions of the fifth through eighth cervical spinal nerves and the first thoracic…