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Click on a title below to access the article. (The World & I issue that the article appeared in is found in parentheses.)
Chemical Elements and Molecules
Aluminum: A Power-Hungry Metal
(Dec 2001)
Aluminum: A Thoroughly Modern Metal
(Dec 2001)
Chlorine: Friend or Foe?
(Jul 1994)
Copper: A Metal for All Ages
(Nov 1998)
Dyes: Adding Color to Our Lives
(May 1987)
Fluorine's First One Hundred Years
(Dec 1986)
Inert Gas Heavyweights: Five Bright Nobles
(Mar 2000)
Lead: Brilliant Performer
(Jul 1989)
Lead: Toxic Treasure
(Nov 1999)
Lithium: Legacy of a Light Element
(Apr 1990)
Mercury in the Body
(May 2004)
Mercury: The Two-Faced Element
(May 2004)
Methyl Bromide: Fallout From a Pending Phaseout
(Aug 1993)
Nitrogen in Life and Death
(May 1993)
Oxygen
(Sep 1986)
Phosphorus: A Matter of Life and Death
(Dec 1990)
Platinum: When So Little Means So Much
(Apr 1992)
Plutonium: Power and Poison
(Jul 1991)
Salt: The Sea's Bounty
(Aug 1988)
Silicon: In a Grain of Sand
(Nov 1992)
Sodium Bicarbonate: Bubbles, Balance, and Grit
(Apr 1995)
Sulfur: Villain or Hero?
(Jan 1990)
Titanium: At the Speed of Life
(Apr 1998)
Tungsten: From Lighting to Writing
(May 2003)
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