Encyclopedia of Earth
Encyclopedia of Earth: Platinum
Information about the element, Platinum, atomic number 78. Covers its physical and atomic properties, how abundant it is on the Earth, sources, uses, potential substitutes, and permissible exposure limits.
Encyclopedia of Earth
Encyclopedia of Earth: Molybdenum
Information about the metallic element, Molybdenum, atomic number 42. It is unique in having an extremely high melting point. Covers its discovery, its biological importance, its physical and atomic properties, how abundant it is on the...
Encyclopedia of Earth
Encyclopedia of Earth: Manganese
Information about the element, Manganese, atomic number 25. Covers physical properties, atomic properties, how abundant it is on the Earth, details about health-related regulations, and its importance to human health. Also discusses...
Encyclopedia of Earth
Encyclopedia of Earth: Lutetium
Information about the element, Lutetium, atomic number 71. Covers physical properties, atomic properties, how abundant it is on the Earth, and details about health-related regulations.
Encyclopedia of Earth
Encyclopedia of Earth: Lithium
Information about the metallic element, Lithium, atomic number 3. Covers its discovery, its physical and atomic properties, how abundant it is on the Earth, sources, uses, potential substitutes, and permissible exposure limits.
Encyclopedia of Earth
Encyclopedia of Earth: Iron
Information about the element, Iron, atomic number 26. Covers physical properties, atomic properties, how abundant it is on the Earth, and details about health-related regulations, and its importance to plant and to animal health. Also...
Encyclopedia of Earth
Encyclopedia of Earth: Iodine
Information about the element, Iodine, atomic number 53. Covers physical and atomic properties, how abundant it is on the Earth, permissible exposure limits, sources, uses, and potential substitutes.
Encyclopedia of Earth
Encyclopedia of Earth: Helium
Information about the element, Helium, atomic number 2. Covers its discovery, physical and atomic properties, how abundant it is on the Earth, its uses, possible substitutes, and permissible exposure limits.
Encyclopedia of Earth
Encyclopedia of Earth: Gold
Information about the element, Gold, atomic number 79. Covers its unique physical properties, its atomic properties, how abundant it is on the Earth, sources, uses, and potential substitutes.
Encyclopedia of Earth
Encyclopedia of Earth: Fluorine
Information about the element, Fluorine, atomic number 9. Covers physical and atomic properties, how abundant it is on the Earth, and permissible exposure limits. Also discusses uses, isotopes, and health concerns.
Encyclopedia of Earth
Encyclopedia of Earth: Europium
Information about the element, Europium, atomic number 63. Covers physical properties, atomic properties, how abundant it is on the Earth, and details about health-related regulations.
Encyclopedia of Earth
Encyclopedia of Earth: Erbium
Information about the element, Erbium, atomic number 68. Covers physical properties, atomic properties, how abundant it is on the Earth, and details about health-related regulations.
Encyclopedia of Earth
Encyclopedia of Earth: Curium
Information about the element, Curium, atomic number 96. Covers physical properties, atomic properties, how abundant it is on the Earth, and details about health-related regulations.
Encyclopedia of Earth
Encyclopedia of Earth: Copper
Information about the element, Copper, atomic number 29. Covers its history, sources, physical properties, atomic properties, how abundant it is on the Earth, details about permissible exposure, uses, and possible substitutes.
Encyclopedia of Earth
Encyclopedia of Earth: Cobalt
Information about the element, Cobalt, atomic number 27. Covers physical properties, atomic properties, how abundant it is on the Earth, and details about health-related regulations, and its importance to human and to animal health. Also...
Encyclopedia of Earth
Encyclopedia of Earth: Chlorine
Information about the element, Chlorine, atomic number 17. Covers physical properties, atomic properties, how abundant it is on the Earth, and details about health-related regulations.
Encyclopedia of Earth
Encyclopedia of Earth: Cerium
Information about the element, Cerium, atomic number 58. Covers physical properties, atomic properties, how abundant it is on the Earth, and details about health-related regulations.
Encyclopedia of Earth
Encyclopedia of Earth: Bromine
Information about the element, Bromine, atomic number 35. Covers physical properties, atomic properties, how abundant it is on the Earth, and details about health-related regulations. Discusses sources, uses, and substitutes.
Encyclopedia of Earth
Encyclopedia of Earth: Berkelium
Information about the element, Berkelium, atomic number 97. Covers physical properties, atomic properties, how abundant it is on the Earth, and details about health-related regulations.
Encyclopedia of Earth
Encyclopedia of Earth: Barium
Basic information about the element, Barium, atomic number 56. Covers physical and atomic properties, how abundant it is on the Earth, and permissible exposure limits.
Encyclopedia of Earth
Encyclopedia of Earth: Arsenic
Basic information about the element Arsenic, atomic number 33. Covers physical properties and properties, sources, how abundant it is on the Earth, uses, and toxicity.
Encyclopedia of Earth
Encyclopedia of Earth: Americium
Information about the element, Americium, atomic number 95. Covers physical properties, atomic properties, how abundant it is on the Earth, and details about health-related regulations.
Encyclopedia of Earth
Encyclopedia of Earth: Lead
Information about the heavy metal, Lead, atomic number 82. Gives some interesting historical details about lead's use in the past. Covers physical properties, atomic properties, how abundant it is on the Earth, and details about...
Encyclopedia of Earth
Encyclopedia of Earth: Physics & Chemistry: Calcium
Information about the element, Calcium, atomic number 20. Covers physical and atomic properties, sources, its role in geochemical cycles, how abundant it is on the Earth, its isotopes, some compounds of calcium, and its importance to...