Quiz . 19 January 2005                     
ArchitectureWeek
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QUIZ

Quizzical Pursuit
—The Architecture Puzzler

Created by Dave Guadagni

 

Architecture Puzzler #224

Galvanic action or corrosion occurs between dissimilar metals when sufficient moisture is present to carry an electrical charge. In the "galvanic series," metals are arranged from most "noble" (least reactive to corrosion), gold and platinum, to least noble (most reactive to corrosion), magnesium. Rank the following metals from most to least noble: Copper, steel, silver, nickel, aluminum, titanium and lead. At which end would you place graphite?


 

Question from Last Week:
Architecture Puzzler #223

In contemporary mirror manufacture, what reflective material is most commonly applied to the back surface of the glass?  

Answer to Puzzler #223


 

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Dave Guadagni, AIA, is an architect with Robertson/Sherwood/Architects

Quizzical Pursuit is Copyright 2005, Dave Guadagni.

AW


ArchWeek Image

Noble gold, cast in medieval stained glass.
Photo: www.clipart.com

 
 
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