File:Gas chromatograph.jpg

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Description
English: Pictured is a sophisticated gas chromatography system. This instrument records concentrations of acrylonitrile in the air at various points throughout the chemical laboratory.
Italiano: Complesso sistema di gas cromatografo
Date
Source http://visualsonline.cancer.gov/details.cfm?imageid=2020
Author Linda Bartlett (photographer)

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Public domain
This work is in the public domain in the United States because it is a work prepared by an officer or employee of the United States Government as part of that person’s official duties under the terms of Title 17, Chapter 1, Section 105 of the US Code. Note: This only applies to original works of the Federal Government and not to the work of any individual U.S. state, territory, commonwealth, county, municipality, or any other subdivision. This template also does not apply to postage stamp designs published by the United States Postal Service since 1978. (See § 313.6(C)(1) of Compendium of U.S. Copyright Office Practices). It also does not apply to certain US coins; see The US Mint Terms of Use.
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Date/TimeThumbnailDimensionsUserComment
current11:17, 12 July 2011Thumbnail for version as of 11:17, 12 July 20112,700 × 1,800 (1.34 MB)Materialscientist (talk | contribs)tried to reduce reflections
03:42, 28 November 2008Thumbnail for version as of 03:42, 28 November 20082,700 × 1,800 (2.33 MB)Vale maio (talk | contribs){{Information |Description={{en|1=Pictured is a sophisticated gas chromatography system. This instrument records concentrations of acrylonitrile in the air at various points throughout the chemical laboratory.}} {{it|1=Complesso sistema di gas cromatograf

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