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Name: Chip
Status: educator
Age: 30s
Location: N/A
Country: N/A
Date: 1999
Question:
Which halogen is used in halogen lights? Is there more than one used or is there a specific one used for all?

Replies:
Typically bromine and iodine. There was a very nice "Working Knowledge" feature in a Scientific American from a year or two ago that explained how halogen lights work.

Richard E. Barrans Jr., Ph.D.
Assistant Director, PG Research Foundation
Darien, IL USA


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