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72

Chemical Elements: Carbon and Chlorine

Photo taken from Blog.michaelgaio.com Carbon Symbol: C Origin: From the Latin word "carbo", meaning charcoal, a material that is composed primarily of carbon. Discovery: Carbon was discovered since the...

1 comment    health energy environment
Arsenic Metallic Grey Appearance73

Chemical Elements: Properties and Uses of Arsenic and Astatine

Arsenic Its symbol is As. Its atomic number is 33. Arsenic comes from the Greek word “arsenikos” which means male or masculine. It has been a known element since the ancient times. It was discovered by...

1 comment    health how to chemistry
68

Chemical Elements: Properties and Uses of Silver and Gold

Silver It comes from the Anglo-Saxon word “seolfur” and the symbol Ag, from “argentum”. Silver is a white, lustrous metallic element that conducts heat and electricity better than any other metal....

0 comments    science gold silver
Iodine66

Chemical Elements: Properties and Uses of Zinc and Iodine

Iodine comes from the word "ioeides" or violet. Its symbol is "I" and is a relatively rare element. It was first isolated from seaweed residues in 1811 by Bernard Courtois, a French manufacturer of saltpeter...

0 comments    chemistry chemical elements
Demar James icing a cake in home Economics class. He came first For the Parish in the 4H compepition Cake Baking and decorating67

Vegetarian or Meat Diet

Demar James icing a cake in home Economics class. He came first For the Parish in the 4H compepition Cake Baking and decoratingNutrition The human body is made up of Chemicals elements which are stored in...

7 comments    health diet exercise
Bob Ewing profile image66

The Gardeners Kitchen: Organic Fertilizers & Compost Tea

Feed the soil, the organic gardener’s mantra. One of the most effective ways to feed that soil is to add organic material, such as compost to the garden. Another is to add compost tea. Compost tea is...

2 comments    how to water environment
Rapidly Melting Argon Ice64

Chemical Elements: Properties and Uses of Argon and Barium

Argon Its symbol is Ar. Its atomic number is 18. Argon comes from the Greek word “argos” which means “inactive” because it does not easily react with other elements. Argon was discovered in 1894 by...

0 comments    health science chemistry
66

A walk along the small side - NANOSCIENCE

Nanotechnology is a group of emerging technologies in which the structure of matter is controlled at the nanometer scale, the scale of small numbers of atoms, to produce novel materials and devices that...

5 comments    technology how medicine
41

newlands

The name Newlands historically had a number of variations including nieland, newlan, newly and other variations. The name was first found in Devonshire in the tax records of the early Kings of Brittan. There...

0 comments    chemical name highland
68

Chemical Elements: Hydrogen and Calcium

Hydrogen Symbol: H Origin: Named by Lavoisier which comes from the word "hydro" and "gen" which means water forming. Discovery: Hydrogen was discovered by Henry Cavendish of Britain in 1776. Properties: It...

0 comments    technology science research
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